Home / 8,216,656,153.22-12,332,954,173.89-3,965,339,374.31

Finding the Fourth Proportional to 8,216,656,153.22, 12,332,954,173.89 and 3,965,339,374.31

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Solution

The fourth proportional to 8,216,656,153.22, 12,332,954,173.89 and 3,965,339,374.31 is: 5,951,855,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216,656,153.22 : 12,332,954,173.89 = 3,965,339,374.31 : x
  2. Step 2: Convert to fraction form
    8,216,656,153.22/12,332,954,173.89 = 3,965,339,374.31/x
  3. Step 3: Cross multiply
    8,216,656,153.22x = 12,332,954,173.89 × 3,965,339,374.31
  4. Step 4: Simplify right side
    8,216,656,153.22x = 48,904,348,787,225,206,784
  5. Step 5: Solve for x
    x = 48,904,348,787,225,206,784/8,216,656,153.22
  6. Step 6: Final answer
    x = 5,951,855,338.15

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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.