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Finding the Third Proportional to 39,087,560 and 85,883,566

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Solution

The third proportional to 39,087,560 and 85,883,566 is: 188,704,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,087,560 : 85,883,566 = 85,883,566 : x
  2. Step 2: Convert to fraction form
    39,087,560/85,883,566 = 85,883,566/x
  3. Step 3: Cross multiply
    39,087,560x = 85,883,566 × 85,883,566
  4. Step 4: Simplify right side
    39,087,560x = 7,375,986,908,876,356
  5. Step 5: Solve for x
    x = 7,375,986,908,876,356/39,087,560
  6. Step 6: Final answer
    x = 188,704,204.33

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.