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Finding the Third Proportional to 39,059,016 and 85,558,656

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Solution

The third proportional to 39,059,016 and 85,558,656 is: 187,415,976.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,059,016 : 85,558,656 = 85,558,656 : x
  2. Step 2: Convert to fraction form
    39,059,016/85,558,656 = 85,558,656/x
  3. Step 3: Cross multiply
    39,059,016x = 85,558,656 × 85,558,656
  4. Step 4: Simplify right side
    39,059,016x = 7,320,283,616,526,336
  5. Step 5: Solve for x
    x = 7,320,283,616,526,336/39,059,016
  6. Step 6: Final answer
    x = 187,415,976.29

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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.