The result of your conversion between cup [US] and pony appears here
To convert between Cup [US] and Pony you have to do the following:
First divide (0.000016387064 * 231)/16 / (0.000016387064*231)/128 = 8.
Then multiply the amount of Cup [US] you want to convert to Pony, use the chart below to guide you.
Symbol: c
No description
Symbol: pony
No description