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Finding the Third Proportional to 18,171,216 and 40,029,552

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Solution

The third proportional to 18,171,216 and 40,029,552 is: 88,181,497.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,171,216 : 40,029,552 = 40,029,552 : x
  2. Step 2: Convert to fraction form
    18,171,216/40,029,552 = 40,029,552/x
  3. Step 3: Cross multiply
    18,171,216x = 40,029,552 × 40,029,552
  4. Step 4: Simplify right side
    18,171,216x = 1,602,365,033,320,704
  5. Step 5: Solve for x
    x = 1,602,365,033,320,704/18,171,216
  6. Step 6: Final answer
    x = 88,181,497.23

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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.