Step 1:
The first step to converting 1630715245.289 to a fraction is to re-write 1630715245.289 in the form p/q where p and q are both positive integers. To start with, 1630715245.289 can be written as simply 1630715245.289/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 1630715245.289, which in this case is 3. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 1630715245.289/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 1630715245.289/1 each by 1000:
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 1630715245.289 as a fraction:
1630715245/1 / 1