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Finding the Third Proportional to 8,156,609,541 and 12,595,231,431

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Solution

The third proportional to 8,156,609,541 and 12,595,231,431 is: 19,449,239,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,609,541 : 12,595,231,431 = 12,595,231,431 : x
  2. Step 2: Convert to fraction form
    8,156,609,541/12,595,231,431 = 12,595,231,431/x
  3. Step 3: Cross multiply
    8,156,609,541x = 12,595,231,431 × 12,595,231,431
  4. Step 4: Simplify right side
    8,156,609,541x = 158,639,854,800,450,322,432
  5. Step 5: Solve for x
    x = 158,639,854,800,450,322,432/8,156,609,541
  6. Step 6: Final answer
    x = 19,449,239,785.60

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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.