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Finding the Third Proportional to 55,452,141 and 123,654,519

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Solution

The third proportional to 55,452,141 and 123,654,519 is: 275,741,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,452,141 : 123,654,519 = 123,654,519 : x
  2. Step 2: Convert to fraction form
    55,452,141/123,654,519 = 123,654,519/x
  3. Step 3: Cross multiply
    55,452,141x = 123,654,519 × 123,654,519
  4. Step 4: Simplify right side
    55,452,141x = 15,290,440,069,121,360
  5. Step 5: Solve for x
    x = 15,290,440,069,121,360/55,452,141
  6. Step 6: Final answer
    x = 275,741,203.02

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.