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Finding the Third Proportional to 555,165,820.88 and 1,234,458,796.13

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Solution

The third proportional to 555,165,820.88 and 1,234,458,796.13 is: 2,744,924,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,165,820.88 : 1,234,458,796.13 = 1,234,458,796.13 : x
  2. Step 2: Convert to fraction form
    555,165,820.88/1,234,458,796.13 = 1,234,458,796.13/x
  3. Step 3: Cross multiply
    555,165,820.88x = 1,234,458,796.13 × 1,234,458,796.13
  4. Step 4: Simplify right side
    555,165,820.88x = 1,523,888,519,330,384,384
  5. Step 5: Solve for x
    x = 1,523,888,519,330,384,384/555,165,820.88
  6. Step 6: Final answer
    x = 2,744,924,961.21

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.