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Finding the Third Proportional to 18,171,221 and 40,029,562

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Solution

The third proportional to 18,171,221 and 40,029,562 is: 88,181,517.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,171,221 : 40,029,562 = 40,029,562 : x
  2. Step 2: Convert to fraction form
    18,171,221/40,029,562 = 40,029,562/x
  3. Step 3: Cross multiply
    18,171,221x = 40,029,562 × 40,029,562
  4. Step 4: Simplify right side
    18,171,221x = 1,602,365,833,911,844
  5. Step 5: Solve for x
    x = 1,602,365,833,911,844/18,171,221
  6. Step 6: Final answer
    x = 88,181,517.02

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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.