Home / 45,331,248.10-67,996,872.15-38,316,226.90

Finding the Fourth Proportional to 45,331,248.10, 67,996,872.15 and 38,316,226.90

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Solution

The fourth proportional to 45,331,248.10, 67,996,872.15 and 38,316,226.90 is: 57,474,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,331,248.10 : 67,996,872.15 = 38,316,226.90 : x
  2. Step 2: Convert to fraction form
    45,331,248.10/67,996,872.15 = 38,316,226.90/x
  3. Step 3: Cross multiply
    45,331,248.10x = 67,996,872.15 × 38,316,226.90
  4. Step 4: Simplify right side
    45,331,248.10x = 2,605,383,581,789,691
  5. Step 5: Solve for x
    x = 2,605,383,581,789,691/45,331,248.10
  6. Step 6: Final answer
    x = 57,474,340.35

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Similar ratio
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1.5x scale

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.