The result of your conversion between fifth and pony appears here
To convert between Fifth and Pony you have to do the following:
First divide (0.000016387064*231)/5 / (0.000016387064*231)/128 = 25.6
Then multiply the amount of Fifth you want to convert to Pony, use the chart below to guide you.
Symbol: fifth
No description
Symbol: pony
No description