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Finding the Third Proportional to 1,557,587,266.50 and 3,351,411,404

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Solution

The third proportional to 1,557,587,266.50 and 3,351,411,404 is: 7,211,126,233.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,587,266.50 : 3,351,411,404 = 3,351,411,404 : x
  2. Step 2: Convert to fraction form
    1,557,587,266.50/3,351,411,404 = 3,351,411,404/x
  3. Step 3: Cross multiply
    1,557,587,266.50x = 3,351,411,404 × 3,351,411,404
  4. Step 4: Simplify right side
    1,557,587,266.50x = 11,231,958,398,861,250,560
  5. Step 5: Solve for x
    x = 11,231,958,398,861,250,560/1,557,587,266.50
  6. Step 6: Final answer
    x = 7,211,126,233.78

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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.