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Finding the Third Proportional to 199,836,834 and 299,755,230.75

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Solution

The third proportional to 199,836,834 and 299,755,230.75 is: 449,632,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,836,834 : 299,755,230.75 = 299,755,230.75 : x
  2. Step 2: Convert to fraction form
    199,836,834/299,755,230.75 = 299,755,230.75/x
  3. Step 3: Cross multiply
    199,836,834x = 299,755,230.75 × 299,755,230.75
  4. Step 4: Simplify right side
    199,836,834x = 89,853,198,361,985,744
  5. Step 5: Solve for x
    x = 89,853,198,361,985,744/199,836,834
  6. Step 6: Final answer
    x = 449,632,815.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.