Home / 8,083,685,617.15-12,125,956,650.92-2,491,463,671.87

Finding the Fourth Proportional to 8,083,685,617.15, 12,125,956,650.92 and 2,491,463,671.87

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Solution

The fourth proportional to 8,083,685,617.15, 12,125,956,650.92 and 2,491,463,671.87 is: 3,737,327,490.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,685,617.15 : 12,125,956,650.92 = 2,491,463,671.87 : x
  2. Step 2: Convert to fraction form
    8,083,685,617.15/12,125,956,650.92 = 2,491,463,671.87/x
  3. Step 3: Cross multiply
    8,083,685,617.15x = 12,125,956,650.92 × 2,491,463,671.87
  4. Step 4: Simplify right side
    8,083,685,617.15x = 30,211,380,482,468,986,880
  5. Step 5: Solve for x
    x = 30,211,380,482,468,986,880/8,083,685,617.15
  6. Step 6: Final answer
    x = 3,737,327,490.62

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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.