Home / 146,704,795.20-220,198,910.40-89,309,167.20

Finding the Fourth Proportional to 146,704,795.20, 220,198,910.40 and 89,309,167.20

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Solution

The fourth proportional to 146,704,795.20, 220,198,910.40 and 89,309,167.20 is: 134,050,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,704,795.20 : 220,198,910.40 = 89,309,167.20 : x
  2. Step 2: Convert to fraction form
    146,704,795.20/220,198,910.40 = 89,309,167.20/x
  3. Step 3: Cross multiply
    146,704,795.20x = 220,198,910.40 × 89,309,167.20
  4. Step 4: Simplify right side
    146,704,795.20x = 19,665,781,306,171,420
  5. Step 5: Solve for x
    x = 19,665,781,306,171,420/146,704,795.20
  6. Step 6: Final answer
    x = 134,050,023.92

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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.