Step 1:
The first step to converting 309415.02790675 to a fraction is to re-write 309415.02790675 in the form p/q where p and q are both positive integers. To start with, 309415.02790675 can be written as simply 309415.02790675/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 309415.02790675, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 309415.02790675/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 309415.02790675/1 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 309415.02790675 as a fraction:
309415/1 / 1