Finding the Fourth Proportional to 118,371,087,063.42, 163,486,932,960.37 and 80,243,099,638.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,371,087,063.42 : 163,486,932,960.37 = 80,243,099,638.50 : x
2. Step 2: Convert to fraction form
   118,371,087,063.42/163,486,932,960.37 = 80,243,099,638.50/x
3. Step 3: Cross multiply
   118,371,087,063.42x = 163,486,932,960.37 × 80,243,099,638.50
4. Step 4: Simplify right side
   118,371,087,063.42x = 13,118,698,251,131,086,176,256
5. Step 5: Solve for x
   x = 13,118,698,251,131,086,176,256/118,371,087,063.42
6. Step 6: Final answer
   x = 110,826,879,912.85