6.13579244 (approximate, this is an irrational number)
1 foot = 12 inch 1 cubic foot = 12 x 12 x 12 cubic inch = 1728 cubic inch 231 cubic inch = 231/1728 cubic feet = 0.134 cubic feet
The square root of 231 is: ± 15.198684
1 US gallon = 231 cubic inches # of gallons = (# of cubic inches) / 231
There are 231 cubic inches in one gallon of water.
1 cubic foot = 1,728 cubic inches1 gallon = 231 cubic inches42 gallons = (42 x 231) cubic inches = (42 x 231 / 1,728) = 5.6146 cubic feet (rounded)
To convert cubic inches to gallons, divide cubic inches by 231:Cubic inches / 231 = US gallons
One US gallon = 231 cubic inches.
3,366.2 gallons of water for 450 cubic feet.
One gallon of water equates to 231 cubic inches.There are 231 cubic inches in one gallon of water.
There are approximately 231 cubic inches in a gallon of oil.
1 cubic foot = 1,728 cubic inches1 gallon = 231 cubic inches1 gallon = (231/1,728) = 0.13368 cubic foot (rounded)
cube root(231) = 6.13579244