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Finding the Third Proportional to 2,192,900,182 and 4,787,644,381

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Solution

The third proportional to 2,192,900,182 and 4,787,644,381 is: 10,452,613,806.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,900,182 : 4,787,644,381 = 4,787,644,381 : x
  2. Step 2: Convert to fraction form
    2,192,900,182/4,787,644,381 = 4,787,644,381/x
  3. Step 3: Cross multiply
    2,192,900,182x = 4,787,644,381 × 4,787,644,381
  4. Step 4: Simplify right side
    2,192,900,182x = 22,921,538,718,920,871,936
  5. Step 5: Solve for x
    x = 22,921,538,718,920,871,936/2,192,900,182
  6. Step 6: Final answer
    x = 10,452,613,806.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.