Home / 92,729,998.20-139,094,997.30-58,689,780.60

Finding the Fourth Proportional to 92,729,998.20, 139,094,997.30 and 58,689,780.60

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Solution

The fourth proportional to 92,729,998.20, 139,094,997.30 and 58,689,780.60 is: 88,034,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,729,998.20 : 139,094,997.30 = 58,689,780.60 : x
  2. Step 2: Convert to fraction form
    92,729,998.20/139,094,997.30 = 58,689,780.60/x
  3. Step 3: Cross multiply
    92,729,998.20x = 139,094,997.30 × 58,689,780.60
  4. Step 4: Simplify right side
    92,729,998.20x = 8,163,454,874,094,593
  5. Step 5: Solve for x
    x = 8,163,454,874,094,593/92,729,998.20
  6. Step 6: Final answer
    x = 88,034,670.90

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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.