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Finding the Third Proportional to 90,088,359 and 140,399,588

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Solution

The third proportional to 90,088,359 and 140,399,588 is: 218,807,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,088,359 : 140,399,588 = 140,399,588 : x
  2. Step 2: Convert to fraction form
    90,088,359/140,399,588 = 140,399,588/x
  3. Step 3: Cross multiply
    90,088,359x = 140,399,588 × 140,399,588
  4. Step 4: Simplify right side
    90,088,359x = 19,712,044,310,569,744
  5. Step 5: Solve for x
    x = 19,712,044,310,569,744/90,088,359
  6. Step 6: Final answer
    x = 218,807,896.26

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.