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Finding the Third Proportional to 18,171,336 and 38,864,040

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Solution

The third proportional to 18,171,336 and 38,864,040 is: 83,120,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,171,336 : 38,864,040 = 38,864,040 : x
  2. Step 2: Convert to fraction form
    18,171,336/38,864,040 = 38,864,040/x
  3. Step 3: Cross multiply
    18,171,336x = 38,864,040 × 38,864,040
  4. Step 4: Simplify right side
    18,171,336x = 1,510,413,605,121,600
  5. Step 5: Solve for x
    x = 1,510,413,605,121,600/18,171,336
  6. Step 6: Final answer
    x = 83,120,669.01

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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.