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Finding the Third Proportional to 299,755,238 and 449,632,828

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Solution

The third proportional to 299,755,238 and 449,632,828 is: 674,449,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,755,238 : 449,632,828 = 449,632,828 : x
  2. Step 2: Convert to fraction form
    299,755,238/449,632,828 = 449,632,828/x
  3. Step 3: Cross multiply
    299,755,238x = 449,632,828 × 449,632,828
  4. Step 4: Simplify right side
    299,755,238x = 202,169,680,015,277,568
  5. Step 5: Solve for x
    x = 202,169,680,015,277,568/299,755,238
  6. Step 6: Final answer
    x = 674,449,198.50

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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.