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Finding the Third Proportional to 80,960,268 and 124,363,844

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Solution

The third proportional to 80,960,268 and 124,363,844 is: 191,036,493.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,960,268 : 124,363,844 = 124,363,844 : x
  2. Step 2: Convert to fraction form
    80,960,268/124,363,844 = 124,363,844/x
  3. Step 3: Cross multiply
    80,960,268x = 124,363,844 × 124,363,844
  4. Step 4: Simplify right side
    80,960,268x = 15,466,365,694,456,336
  5. Step 5: Solve for x
    x = 15,466,365,694,456,336/80,960,268
  6. Step 6: Final answer
    x = 191,036,493.29

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.