Finding the Fourth Proportional to 109,452,745,188.72, 151,051,012,406.05 and 61,280,366,974.43

Step by Step Solution

1. Step 1: Write the proportion equation
   109,452,745,188.72 : 151,051,012,406.05 = 61,280,366,974.43 : x
2. Step 2: Convert to fraction form
   109,452,745,188.72/151,051,012,406.05 = 61,280,366,974.43/x
3. Step 3: Cross multiply
   109,452,745,188.72x = 151,051,012,406.05 × 61,280,366,974.43
4. Step 4: Simplify right side
   109,452,745,188.72x = 9,256,461,472,101,167,005,696
5. Step 5: Solve for x
   x = 9,256,461,472,101,167,005,696/109,452,745,188.72
6. Step 6: Final answer
   x = 84,570,391,141.32