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Finding the Third Proportional to 122,055,945.75 and 267,815,961.75

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Solution

The third proportional to 122,055,945.75 and 267,815,961.75 is: 587,643,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,055,945.75 : 267,815,961.75 = 267,815,961.75 : x
  2. Step 2: Convert to fraction form
    122,055,945.75/267,815,961.75 = 267,815,961.75/x
  3. Step 3: Cross multiply
    122,055,945.75x = 267,815,961.75 × 267,815,961.75
  4. Step 4: Simplify right side
    122,055,945.75x = 71,725,389,368,077,464
  5. Step 5: Solve for x
    x = 71,725,389,368,077,464/122,055,945.75
  6. Step 6: Final answer
    x = 587,643,550.89

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.