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Q: When was the ratio invented?
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Who invented ratio and proportion?

ratio & proportion was explored by an ancient Greek-golden Ratio


Who invented golden ratio?

The Greeks


Who invented ratios?

Sir Isacc Newton!


How is Baseball used in golden ratio?

It is not. The Golden Ratio was known and used thousands of years before baseball was invented.


When where gear ratios invented?

They weren't 'invented' - a gear ratio is simply the difference in the number of teeth on two connected gear wheels.


Who invented the the golden ratio?

There are several who discovered the significance of this ratio (see related link post). Euclid (around 300 BC) noted the ratio, but it looks like it was referred to as 'Golden' by Martin Ohm in 1835.


What is the heck is pi and who invented it?

pi is a transcendental number which represents the constant ratio between the circumference of a circle and its diameter. It is a universal constant and nobody invented it.


Where and when was pi invented?

It was not invented but discovered by ancient mathematicians who found that the circumference of any circle when divided by its diameter is always the same ratio for any circle.


Who invented Pi and why?

The name of the one who invented pi is hypotenuse. LOL! No-one "invented" the ratio known as pi, but establishing its original discoverer is another matter. As for "Hypotenuse" - "he" is the name for the longest side of a right-angled triangle. It was never anyone's name.


When was the scale map invented?

The scale map was invented by the ancient Greeks in the 6th century BC. They developed a system for representing the Earth's curved surface on a flat plane using a grid of lines and a ratio scale to accurately depict distances.


Who discovered pi and when?

Pi wasn't invented so much as discovered. Pi is the ratio of a circle's circumference divided by the diameter. One could say that no one invented it, but that it was discovered. The Egyptians and the Greeks had an a approximation that we are still refining to this day. It is a transcendental (non-rational) number.


What type of ratio is 12 is?

12 is a single number. In so far as it can represent a ratio, it is a ratio of 12 to 1: a unit ratio.12 is a single number. In so far as it can represent a ratio, it is a ratio of 12 to 1: a unit ratio.12 is a single number. In so far as it can represent a ratio, it is a ratio of 12 to 1: a unit ratio.12 is a single number. In so far as it can represent a ratio, it is a ratio of 12 to 1: a unit ratio.