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Finding the Third Proportional to 206,808,540 and 448,082,822

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Solution

The third proportional to 206,808,540 and 448,082,822 is: 970,841,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,808,540 : 448,082,822 = 448,082,822 : x
  2. Step 2: Convert to fraction form
    206,808,540/448,082,822 = 448,082,822/x
  3. Step 3: Cross multiply
    206,808,540x = 448,082,822 × 448,082,822
  4. Step 4: Simplify right side
    206,808,540x = 200,778,215,371,483,680
  5. Step 5: Solve for x
    x = 200,778,215,371,483,680/206,808,540
  6. Step 6: Final answer
    x = 970,841,027.03

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.