Finding the Fourth Proportional to 151,640,994,026.80, 209,271,149,834.05 and 83,975,584,244.89

Step by Step Solution

1. Step 1: Write the proportion equation
   151,640,994,026.80 : 209,271,149,834.05 = 83,975,584,244.89 : x
2. Step 2: Convert to fraction form
   151,640,994,026.80/209,271,149,834.05 = 83,975,584,244.89/x
3. Step 3: Cross multiply
   151,640,994,026.80x = 209,271,149,834.05 × 83,975,584,244.89
4. Step 4: Simplify right side
   151,640,994,026.80x = 17,573,667,072,913,214,275,584
5. Step 5: Solve for x
   x = 17,573,667,072,913,214,275,584/151,640,994,026.80
6. Step 6: Final answer
   x = 115,889,949,058.28