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Finding the Third Proportional to 117,115,584 and 254,392,149

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Solution

The third proportional to 117,115,584 and 254,392,149 is: 552,576,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,115,584 : 254,392,149 = 254,392,149 : x
  2. Step 2: Convert to fraction form
    117,115,584/254,392,149 = 254,392,149/x
  3. Step 3: Cross multiply
    117,115,584x = 254,392,149 × 254,392,149
  4. Step 4: Simplify right side
    117,115,584x = 64,715,365,472,838,200
  5. Step 5: Solve for x
    x = 64,715,365,472,838,200/117,115,584
  6. Step 6: Final answer
    x = 552,576,892.52

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.