Home / 87,399,002.40-131,098,503.60-29,893,149.60

Finding the Fourth Proportional to 87,399,002.40, 131,098,503.60 and 29,893,149.60

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Solution

The fourth proportional to 87,399,002.40, 131,098,503.60 and 29,893,149.60 is: 44,839,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,399,002.40 : 131,098,503.60 = 29,893,149.60 : x
  2. Step 2: Convert to fraction form
    87,399,002.40/131,098,503.60 = 29,893,149.60/x
  3. Step 3: Cross multiply
    87,399,002.40x = 131,098,503.60 × 29,893,149.60
  4. Step 4: Simplify right side
    87,399,002.40x = 3,918,947,180,450,938.50
  5. Step 5: Solve for x
    x = 3,918,947,180,450,938.50/87,399,002.40
  6. Step 6: Final answer
    x = 44,839,724.40

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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.