Home / 118,324,940.10-177,487,410.15-80,104,344.90

Finding the Fourth Proportional to 118,324,940.10, 177,487,410.15 and 80,104,344.90

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Solution

The fourth proportional to 118,324,940.10, 177,487,410.15 and 80,104,344.90 is: 120,156,517.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,324,940.10 : 177,487,410.15 = 80,104,344.90 : x
  2. Step 2: Convert to fraction form
    118,324,940.10/177,487,410.15 = 80,104,344.90/x
  3. Step 3: Cross multiply
    118,324,940.10x = 177,487,410.15 × 80,104,344.90
  4. Step 4: Simplify right side
    118,324,940.10x = 14,217,512,718,063,362
  5. Step 5: Solve for x
    x = 14,217,512,718,063,362/118,324,940.10
  6. Step 6: Final answer
    x = 120,156,517.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.