Home / 2,640,198,962,642.20-3,960,298,443,963.30-944,227,029,995.80

Finding the Fourth Proportional to 2,640,198,962,642.20, 3,960,298,443,963.30 and 944,227,029,995.80

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Solution

The fourth proportional to 2,640,198,962,642.20, 3,960,298,443,963.30 and 944,227,029,995.80 is: 1,416,340,544,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,198,962,642.20 : 3,960,298,443,963.30 = 944,227,029,995.80 : x
  2. Step 2: Convert to fraction form
    2,640,198,962,642.20/3,960,298,443,963.30 = 944,227,029,995.80/x
  3. Step 3: Cross multiply
    2,640,198,962,642.20x = 3,960,298,443,963.30 × 944,227,029,995.80
  4. Step 4: Simplify right side
    2,640,198,962,642.20x = 3,739,420,837,640,455,189,430,272
  5. Step 5: Solve for x
    x = 3,739,420,837,640,455,189,430,272/2,640,198,962,642.20
  6. Step 6: Final answer
    x = 1,416,340,544,993.70

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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.