Home / 2,640,198,961,815.20-3,960,298,442,722.70-944,227,029,168.80

Finding the Fourth Proportional to 2,640,198,961,815.20, 3,960,298,442,722.70 and 944,227,029,168.80

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Solution

The fourth proportional to 2,640,198,961,815.20, 3,960,298,442,722.70 and 944,227,029,168.80 is: 1,416,340,543,753.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,198,961,815.20 : 3,960,298,442,722.70 = 944,227,029,168.80 : x
  2. Step 2: Convert to fraction form
    2,640,198,961,815.20/3,960,298,442,722.70 = 944,227,029,168.80/x
  3. Step 3: Cross multiply
    2,640,198,961,815.20x = 3,960,298,442,722.70 × 944,227,029,168.80
  4. Step 4: Simplify right side
    2,640,198,961,815.20x = 3,739,420,833,193,880,379,719,680
  5. Step 5: Solve for x
    x = 3,739,420,833,193,880,379,719,680/2,640,198,961,815.20
  6. Step 6: Final answer
    x = 1,416,340,543,753.16

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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.