421 US gallons in imperial cups

Conversion formula
How to convert 421 US gallons to imperial cups?

We know (by definition) that: $1\mathrm{usgallon}\approx 13.3227869540638\mathrm{brcup}$

We can set up a proportion to solve for the number of imperial cups.

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

Conclusion: 421 ⁢ usgallon ≈ 5608.893307660859 ⁢ brcup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial cup is equal to 0.000178288290603452 times 421 US gallons.

It can also be expressed as: 421 US gallons is equal to $\frac{1}{\mathrm{0.000178288290603452}}$ imperial cups.

Approximation

An approximate numerical result would be: four hundred and twenty-one US gallons is about five thousand, six hundred and eight point eight nine imperial cups, or alternatively, a imperial cup is about zero times four hundred and twenty-one US gallons.