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Finding the Third Proportional to 67,588,753 and 138,760,561

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Solution

The third proportional to 67,588,753 and 138,760,561 is: 284,877,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,588,753 : 138,760,561 = 138,760,561 : x
  2. Step 2: Convert to fraction form
    67,588,753/138,760,561 = 138,760,561/x
  3. Step 3: Cross multiply
    67,588,753x = 138,760,561 × 138,760,561
  4. Step 4: Simplify right side
    67,588,753x = 19,254,493,289,034,720
  5. Step 5: Solve for x
    x = 19,254,493,289,034,720/67,588,753
  6. Step 6: Final answer
    x = 284,877,179.03

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.