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Finding the Third Proportional to 41,639,319 and 90,228,384

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Solution

The third proportional to 41,639,319 and 90,228,384 is: 195,516,196.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,639,319 : 90,228,384 = 90,228,384 : x
  2. Step 2: Convert to fraction form
    41,639,319/90,228,384 = 90,228,384/x
  3. Step 3: Cross multiply
    41,639,319x = 90,228,384 × 90,228,384
  4. Step 4: Simplify right side
    41,639,319x = 8,141,161,279,251,456
  5. Step 5: Solve for x
    x = 8,141,161,279,251,456/41,639,319
  6. Step 6: Final answer
    x = 195,516,196.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.