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Finding the Third Proportional to 57,451,630.50 and 85,973,892.75

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Solution

The third proportional to 57,451,630.50 and 85,973,892.75 is: 128,656,230.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,451,630.50 : 85,973,892.75 = 85,973,892.75 : x
  2. Step 2: Convert to fraction form
    57,451,630.50/85,973,892.75 = 85,973,892.75/x
  3. Step 3: Cross multiply
    57,451,630.50x = 85,973,892.75 × 85,973,892.75
  4. Step 4: Simplify right side
    57,451,630.50x = 7,391,510,234,588,503
  5. Step 5: Solve for x
    x = 7,391,510,234,588,503/57,451,630.50
  6. Step 6: Final answer
    x = 128,656,230.82

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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.