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Finding the Third Proportional to 37,729,420 and 80,837,888

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Solution

The third proportional to 37,729,420 and 80,837,888 is: 173,200,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,729,420 : 80,837,888 = 80,837,888 : x
  2. Step 2: Convert to fraction form
    37,729,420/80,837,888 = 80,837,888/x
  3. Step 3: Cross multiply
    37,729,420x = 80,837,888 × 80,837,888
  4. Step 4: Simplify right side
    37,729,420x = 6,534,764,136,300,544
  5. Step 5: Solve for x
    x = 6,534,764,136,300,544/37,729,420
  6. Step 6: Final answer
    x = 173,200,757.83

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.