Step 1:
The first step to converting 336400.90770005 to a fraction is to re-write 336400.90770005 in the form p/q where p and q are both positive integers. To start with, 336400.90770005 can be written as simply 336400.90770005/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 336400.90770005, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 336400.90770005/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 336400.90770005/1 each by 100000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 336400.90770005 as a fraction:
336401/1 / 1