Finding the Fourth Proportional to 152,045,669,760.72, 209,823,232,050.42 and 82,521,311,695.56

Step by Step Solution

1. Step 1: Write the proportion equation
   152,045,669,760.72 : 209,823,232,050.42 = 82,521,311,695.56 : x
2. Step 2: Convert to fraction form
   152,045,669,760.72/209,823,232,050.42 = 82,521,311,695.56/x
3. Step 3: Cross multiply
   152,045,669,760.72x = 209,823,232,050.42 × 82,521,311,695.56
4. Step 4: Simplify right side
   152,045,669,760.72x = 17,314,888,333,002,524,327,936
5. Step 5: Solve for x
   x = 17,314,888,333,002,524,327,936/152,045,669,760.72
6. Step 6: Final answer
   x = 113,879,522,910.79