Home / 72,600,344.20-108,900,516.30-27,156,233.80

Finding the Fourth Proportional to 72,600,344.20, 108,900,516.30 and 27,156,233.80

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Solution

The fourth proportional to 72,600,344.20, 108,900,516.30 and 27,156,233.80 is: 40,734,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,600,344.20 : 108,900,516.30 = 27,156,233.80 : x
  2. Step 2: Convert to fraction form
    72,600,344.20/108,900,516.30 = 27,156,233.80/x
  3. Step 3: Cross multiply
    72,600,344.20x = 108,900,516.30 × 27,156,233.80
  4. Step 4: Simplify right side
    72,600,344.20x = 2,957,327,881,583,511
  5. Step 5: Solve for x
    x = 2,957,327,881,583,511/72,600,344.20
  6. Step 6: Final answer
    x = 40,734,350.70

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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.