Home / 2,640,198,961,859.70-3,960,298,442,789.60-944,227,029,213.30

Finding the Fourth Proportional to 2,640,198,961,859.70, 3,960,298,442,789.60 and 944,227,029,213.30

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Solution

The fourth proportional to 2,640,198,961,859.70, 3,960,298,442,789.60 and 944,227,029,213.30 is: 1,416,340,543,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,198,961,859.70 : 3,960,298,442,789.60 = 944,227,029,213.30 : x
  2. Step 2: Convert to fraction form
    2,640,198,961,859.70/3,960,298,442,789.60 = 944,227,029,213.30/x
  3. Step 3: Cross multiply
    2,640,198,961,859.70x = 3,960,298,442,789.60 × 944,227,029,213.30
  4. Step 4: Simplify right side
    2,640,198,961,859.70x = 3,739,420,833,433,282,393,669,632
  5. Step 5: Solve for x
    x = 3,739,420,833,433,282,393,669,632/2,640,198,961,859.70
  6. Step 6: Final answer
    x = 1,416,340,543,819.97

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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.