Conversion formula

The conversion factor from gallons to cubic meters is 0.0037854118, which means that 1 gallon is equal to 0.0037854118 cubic meters:

1 gal = 0.0037854118 m3

To convert 100 gallons into cubic meters we have to multiply 100 by the conversion factor in order to get the volume amount from gallons to cubic meters. We can also form a simple proportion to calculate the result:

1 gal → 0.0037854118 m3

100 gal → V_(m3)

Solve the above proportion to obtain the volume V in cubic meters:

V_(m3) = 100 gal × 0.0037854118 m3

V_(m3) = 0.37854118 m3

The final result is:

100 gal → 0.37854118 m3

We conclude that 100 gallons is equivalent to 0.37854118 cubic meters:

100 gallons = 0.37854118 cubic meters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic meter is equal to 2.6417205124156 × 100 gallons.

Another way is saying that 100 gallons is equal to 1 ÷ 2.6417205124156 cubic meters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one hundred gallons is approximately zero point three seven nine cubic meters:

100 gal ≅ 0.379 m3

An alternative is also that one cubic meter is approximately two point six four two times one hundred gallons.

Conversion table

gallons to cubic meters chart

For quick reference purposes, below is the conversion table you can use to convert from gallons to cubic meters