1000000000/3600 = 10000000/36 = 2500000/9 hours
2500000/9 hours = 2500000/(9x24) = 11574.07407 days
11574.07407 days = 11574.07407/365 = 31.70979197 years (assuming 365 days in a year)
1 billion minutes ago was the year 110 . 1 billion minutes later will be the year 3913 .
One billion seconds ago is roughly the equivalent of 31.7 years ago, using the US definition of one billion. One billion is one thousand millions.
As of now (23 January 2013), it would be the year 111.
4.5 billion years ago the earth was a molten ball surrounded by hydrogen and helium.
That was about 114,155 years ago, or 112,142 BC
1 Billion years old
About 13,7 billion years ago.
4.6 billion years ago
mars was born about 4.6 billion years ago
1 billion minutes ago was the year 110 . 1 billion minutes later will be the year 3913 .
Our Sun was born four and a half billion years ago.
Planets are not actually born, they are formed. In the case of Mars, the date would be about four and a half billion years ago.
13.2 billion years ago.
The Earth is believed to have coalesced as a solid body roughly 4.5 billion years ago.
The Carboniferous period, during which oxygen amounted to 35% of the atmosphere by volume (this was around 300 million years ago). Nowadays the amount is 20.95%.
The Earth was formed 4.567 billion years ago from material accreted around the newly formed Sun.
A.A billion seconds ago it was 1959.B.A billion minutes ago Jesus was alive.C.A billion hours ago our ancestors wereliving in the Stone Age.D.A billion days ago no-one walked on the earth on two feet.