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Finding the Third Proportional to 40,479,102 and 87,421,383

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Solution

The third proportional to 40,479,102 and 87,421,383 is: 188,801,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,479,102 : 87,421,383 = 87,421,383 : x
  2. Step 2: Convert to fraction form
    40,479,102/87,421,383 = 87,421,383/x
  3. Step 3: Cross multiply
    40,479,102x = 87,421,383 × 87,421,383
  4. Step 4: Simplify right side
    40,479,102x = 7,642,498,205,632,689
  5. Step 5: Solve for x
    x = 7,642,498,205,632,689/40,479,102
  6. Step 6: Final answer
    x = 188,801,080.76

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.