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Finding the Third Proportional to 41,491,143 and 90,491,217.75

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Solution

The third proportional to 41,491,143 and 90,491,217.75 is: 197,359,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,491,143 : 90,491,217.75 = 90,491,217.75 : x
  2. Step 2: Convert to fraction form
    41,491,143/90,491,217.75 = 90,491,217.75/x
  3. Step 3: Cross multiply
    41,491,143x = 90,491,217.75 × 90,491,217.75
  4. Step 4: Simplify right side
    41,491,143x = 8,188,660,489,877,915
  5. Step 5: Solve for x
    x = 8,188,660,489,877,915/41,491,143
  6. Step 6: Final answer
    x = 197,359,240.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.