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Finding the Third Proportional to 37,187,862 and 80,351,172

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Solution

The third proportional to 37,187,862 and 80,351,172 is: 173,613,391.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,187,862 : 80,351,172 = 80,351,172 : x
  2. Step 2: Convert to fraction form
    37,187,862/80,351,172 = 80,351,172/x
  3. Step 3: Cross multiply
    37,187,862x = 80,351,172 × 80,351,172
  4. Step 4: Simplify right side
    37,187,862x = 6,456,310,841,773,584
  5. Step 5: Solve for x
    x = 6,456,310,841,773,584/37,187,862
  6. Step 6: Final answer
    x = 173,613,391.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.