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Finding the Third Proportional to 62,769,159 and 135,156,738

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Solution

The third proportional to 62,769,159 and 135,156,738 is: 291,024,192.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,769,159 : 135,156,738 = 135,156,738 : x
  2. Step 2: Convert to fraction form
    62,769,159/135,156,738 = 135,156,738/x
  3. Step 3: Cross multiply
    62,769,159x = 135,156,738 × 135,156,738
  4. Step 4: Simplify right side
    62,769,159x = 18,267,343,826,800,644
  5. Step 5: Solve for x
    x = 18,267,343,826,800,644/62,769,159
  6. Step 6: Final answer
    x = 291,024,192.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.