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Finding the Third Proportional to 87,799,446 and 189,084,204

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Solution

The third proportional to 87,799,446 and 189,084,204 is: 407,210,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,799,446 : 189,084,204 = 189,084,204 : x
  2. Step 2: Convert to fraction form
    87,799,446/189,084,204 = 189,084,204/x
  3. Step 3: Cross multiply
    87,799,446x = 189,084,204 × 189,084,204
  4. Step 4: Simplify right side
    87,799,446x = 35,752,836,202,313,616
  5. Step 5: Solve for x
    x = 35,752,836,202,313,616/87,799,446
  6. Step 6: Final answer
    x = 407,210,271.03

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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.