138 centiliters in US gallons

Conversion formula
How to convert 138 centiliters to US gallons?

We know (by definition) that: $1\mathrm{centiliter}\approx 0.00264172052358148\mathrm{usgallon}$

We can set up a proportion to solve for the number of US gallons.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 138 ⁢ centiliter ≈ 0.36455743225424425 ⁢ usgallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US gallon is equal to 2.7430520173913 times 138 centiliters.

It can also be expressed as: 138 centiliters is equal to $\frac{1}{\mathrm{2.7430520173913}}$ US gallons.

Approximation

An approximate numerical result would be: one hundred and thirty-eight centiliters is about zero point three six US gallons, or alternatively, a US gallon is about two point seven four times one hundred and thirty-eight centiliters.