Home / 247,558,153.60-371,337,230.40-65,805,331.60

Finding the Fourth Proportional to 247,558,153.60, 371,337,230.40 and 65,805,331.60

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Solution

The fourth proportional to 247,558,153.60, 371,337,230.40 and 65,805,331.60 is: 98,707,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,558,153.60 : 371,337,230.40 = 65,805,331.60 : x
  2. Step 2: Convert to fraction form
    247,558,153.60/371,337,230.40 = 65,805,331.60/x
  3. Step 3: Cross multiply
    247,558,153.60x = 371,337,230.40 × 65,805,331.60
  4. Step 4: Simplify right side
    247,558,153.60x = 24,435,969,581,897,600
  5. Step 5: Solve for x
    x = 24,435,969,581,897,600/247,558,153.60
  6. Step 6: Final answer
    x = 98,707,997.40

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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.