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Finding the Third Proportional to 39,899,124 and 85,953,258

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Solution

The third proportional to 39,899,124 and 85,953,258 is: 185,166,034.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899,124 : 85,953,258 = 85,953,258 : x
  2. Step 2: Convert to fraction form
    39,899,124/85,953,258 = 85,953,258/x
  3. Step 3: Cross multiply
    39,899,124x = 85,953,258 × 85,953,258
  4. Step 4: Simplify right side
    39,899,124x = 7,387,962,560,814,564
  5. Step 5: Solve for x
    x = 7,387,962,560,814,564/39,899,124
  6. Step 6: Final answer
    x = 185,166,034.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.