Step 1:
The first step to converting 7678109.13993 to a fraction is to re-write 7678109.13993 in the form p/q where p and q are both positive integers. To start with, 7678109.13993 can be written as simply 7678109.13993/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 7678109.13993, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 7678109.13993/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 7678109.13993/1 each by 100000:
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 7678109.13993 as a fraction:
7678109/1 / 1