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Finding the Third Proportional to 55,452,040 and 123,654,270

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Solution

The third proportional to 55,452,040 and 123,654,270 is: 275,740,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,452,040 : 123,654,270 = 123,654,270 : x
  2. Step 2: Convert to fraction form
    55,452,040/123,654,270 = 123,654,270/x
  3. Step 3: Cross multiply
    55,452,040x = 123,654,270 × 123,654,270
  4. Step 4: Simplify right side
    55,452,040x = 15,290,378,489,232,900
  5. Step 5: Solve for x
    x = 15,290,378,489,232,900/55,452,040
  6. Step 6: Final answer
    x = 275,740,594.74

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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.