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Finding the Third Proportional to 68,369,616 and 161,394,552

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Solution

The third proportional to 68,369,616 and 161,394,552 is: 380,990,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,369,616 : 161,394,552 = 161,394,552 : x
  2. Step 2: Convert to fraction form
    68,369,616/161,394,552 = 161,394,552/x
  3. Step 3: Cross multiply
    68,369,616x = 161,394,552 × 161,394,552
  4. Step 4: Simplify right side
    68,369,616x = 26,048,201,415,280,704
  5. Step 5: Solve for x
    x = 26,048,201,415,280,704/68,369,616
  6. Step 6: Final answer
    x = 380,990,898.29

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.