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Finding the Third Proportional to 18,192,992 and 39,804,184

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Solution

The third proportional to 18,192,992 and 39,804,184 is: 87,086,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,992 : 39,804,184 = 39,804,184 : x
  2. Step 2: Convert to fraction form
    18,192,992/39,804,184 = 39,804,184/x
  3. Step 3: Cross multiply
    18,192,992x = 39,804,184 × 39,804,184
  4. Step 4: Simplify right side
    18,192,992x = 1,584,373,063,905,856
  5. Step 5: Solve for x
    x = 1,584,373,063,905,856/18,192,992
  6. Step 6: Final answer
    x = 87,086,998.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.