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Finding the Third Proportional to 39,792,032 and 87,948,448

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Solution

The third proportional to 39,792,032 and 87,948,448 is: 194,383,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,792,032 : 87,948,448 = 87,948,448 : x
  2. Step 2: Convert to fraction form
    39,792,032/87,948,448 = 87,948,448/x
  3. Step 3: Cross multiply
    39,792,032x = 87,948,448 × 87,948,448
  4. Step 4: Simplify right side
    39,792,032x = 7,734,929,505,608,704
  5. Step 5: Solve for x
    x = 7,734,929,505,608,704/39,792,032
  6. Step 6: Final answer
    x = 194,383,878.30

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.