Home / 2,640,198,961,834.20-3,960,298,442,751.30-944,227,029,187.80

Finding the Fourth Proportional to 2,640,198,961,834.20, 3,960,298,442,751.30 and 944,227,029,187.80

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Solution

The fourth proportional to 2,640,198,961,834.20, 3,960,298,442,751.30 and 944,227,029,187.80 is: 1,416,340,543,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,198,961,834.20 : 3,960,298,442,751.30 = 944,227,029,187.80 : x
  2. Step 2: Convert to fraction form
    2,640,198,961,834.20/3,960,298,442,751.30 = 944,227,029,187.80/x
  3. Step 3: Cross multiply
    2,640,198,961,834.20x = 3,960,298,442,751.30 × 944,227,029,187.80
  4. Step 4: Simplify right side
    2,640,198,961,834.20x = 3,739,420,833,296,130,666,135,552
  5. Step 5: Solve for x
    x = 3,739,420,833,296,130,666,135,552/2,640,198,961,834.20
  6. Step 6: Final answer
    x = 1,416,340,543,781.70

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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.