398 imperial cups in US gallons

Conversion formula
How to convert 398 imperial cups to US gallons?

We know (by definition) that: $1\mathrm{brcup}\approx 0.0750593703440534\mathrm{usgallon}$

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: 398 ⁢ brcup ≈ 29.873629396933254 ⁢ usgallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US gallon is equal to 0.0334743390805624 times 398 imperial cups.

It can also be expressed as: 398 imperial cups is equal to $\frac{1}{\mathrm{0.0334743390805624}}$ US gallons.

Approximation

An approximate numerical result would be: three hundred and ninety-eight imperial cups is about twenty-nine point eight seven US gallons, or alternatively, a US gallon is about zero point zero three times three hundred and ninety-eight imperial cups.