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Finding the Third Proportional to 39,682,317 and 80,958,897

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Solution

The third proportional to 39,682,317 and 80,958,897 is: 165,170,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,682,317 : 80,958,897 = 80,958,897 : x
  2. Step 2: Convert to fraction form
    39,682,317/80,958,897 = 80,958,897/x
  3. Step 3: Cross multiply
    39,682,317x = 80,958,897 × 80,958,897
  4. Step 4: Simplify right side
    39,682,317x = 6,554,343,003,456,609
  5. Step 5: Solve for x
    x = 6,554,343,003,456,609/39,682,317
  6. Step 6: Final answer
    x = 165,170,370.56

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.