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Finding the Fourth Proportional to 2,491,878,767.20, 3,737,818,150.80 and 2,491,878,767.20

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Solution

The fourth proportional to 2,491,878,767.20, 3,737,818,150.80 and 2,491,878,767.20 is: 3,737,818,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,878,767.20 : 3,737,818,150.80 = 2,491,878,767.20 : x
  2. Step 2: Convert to fraction form
    2,491,878,767.20/3,737,818,150.80 = 2,491,878,767.20/x
  3. Step 3: Cross multiply
    2,491,878,767.20x = 3,737,818,150.80 × 2,491,878,767.20
  4. Step 4: Simplify right side
    2,491,878,767.20x = 9,314,189,685,633,288,192
  5. Step 5: Solve for x
    x = 9,314,189,685,633,288,192/2,491,878,767.20
  6. Step 6: Final answer
    x = 3,737,818,150.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.