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Finding the Third Proportional to 40,885,713 and 90,067,446

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Solution

The third proportional to 40,885,713 and 90,067,446 is: 198,410,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,885,713 : 90,067,446 = 90,067,446 : x
  2. Step 2: Convert to fraction form
    40,885,713/90,067,446 = 90,067,446/x
  3. Step 3: Cross multiply
    40,885,713x = 90,067,446 × 90,067,446
  4. Step 4: Simplify right side
    40,885,713x = 8,112,144,828,962,916
  5. Step 5: Solve for x
    x = 8,112,144,828,962,916/40,885,713
  6. Step 6: Final answer
    x = 198,410,257.12

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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.