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Finding the Third Proportional to 1,439,375,020 and 2,211,440,637

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Solution

The third proportional to 1,439,375,020 and 2,211,440,637 is: 3,397,634,128.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,375,020 : 2,211,440,637 = 2,211,440,637 : x
  2. Step 2: Convert to fraction form
    1,439,375,020/2,211,440,637 = 2,211,440,637/x
  3. Step 3: Cross multiply
    1,439,375,020x = 2,211,440,637 × 2,211,440,637
  4. Step 4: Simplify right side
    1,439,375,020x = 4,890,469,690,974,965,760
  5. Step 5: Solve for x
    x = 4,890,469,690,974,965,760/1,439,375,020
  6. Step 6: Final answer
    x = 3,397,634,128.02

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.