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Finding the Third Proportional to 2,039,149,376 and 3,148,803,390

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Solution

The third proportional to 2,039,149,376 and 3,148,803,390 is: 4,862,303,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,149,376 : 3,148,803,390 = 3,148,803,390 : x
  2. Step 2: Convert to fraction form
    2,039,149,376/3,148,803,390 = 3,148,803,390/x
  3. Step 3: Cross multiply
    2,039,149,376x = 3,148,803,390 × 3,148,803,390
  4. Step 4: Simplify right side
    2,039,149,376x = 9,914,962,788,875,491,328
  5. Step 5: Solve for x
    x = 9,914,962,788,875,491,328/2,039,149,376
  6. Step 6: Final answer
    x = 4,862,303,323.91

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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.