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Finding the Third Proportional to 7,211,940,306.50 and 15,665,375,186

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Solution

The third proportional to 7,211,940,306.50 and 15,665,375,186 is: 34,027,455,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,940,306.50 : 15,665,375,186 = 15,665,375,186 : x
  2. Step 2: Convert to fraction form
    7,211,940,306.50/15,665,375,186 = 15,665,375,186/x
  3. Step 3: Cross multiply
    7,211,940,306.50x = 15,665,375,186 × 15,665,375,186
  4. Step 4: Simplify right side
    7,211,940,306.50x = 245,403,979,718,144,524,288
  5. Step 5: Solve for x
    x = 245,403,979,718,144,524,288/7,211,940,306.50
  6. Step 6: Final answer
    x = 34,027,455,759.30

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.