Finding the Fourth Proportional to 118,523,182,069.47, 163,562,112,306.51 and 64,329,741,877.75

Step by Step Solution

1. Step 1: Write the proportion equation
   118,523,182,069.47 : 163,562,112,306.51 = 64,329,741,877.75 : x
2. Step 2: Convert to fraction form
   118,523,182,069.47/163,562,112,306.51 = 64,329,741,877.75/x
3. Step 3: Cross multiply
   118,523,182,069.47x = 163,562,112,306.51 × 64,329,741,877.75
4. Step 4: Simplify right side
   118,523,182,069.47x = 10,521,908,465,656,855,003,136
5. Step 5: Solve for x
   x = 10,521,908,465,656,855,003,136/118,523,182,069.47
6. Step 6: Final answer
   x = 88,775,109,492.84