Home / 2,640,198,961,855.20-3,960,298,442,782.70-944,227,029,208.80

Finding the Fourth Proportional to 2,640,198,961,855.20, 3,960,298,442,782.70 and 944,227,029,208.80

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Solution

The fourth proportional to 2,640,198,961,855.20, 3,960,298,442,782.70 and 944,227,029,208.80 is: 1,416,340,543,813.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,198,961,855.20 : 3,960,298,442,782.70 = 944,227,029,208.80 : x
  2. Step 2: Convert to fraction form
    2,640,198,961,855.20/3,960,298,442,782.70 = 944,227,029,208.80/x
  3. Step 3: Cross multiply
    2,640,198,961,855.20x = 3,960,298,442,782.70 × 944,227,029,208.80
  4. Step 4: Simplify right side
    2,640,198,961,855.20x = 3,739,420,833,408,946,035,228,672
  5. Step 5: Solve for x
    x = 3,739,420,833,408,946,035,228,672/2,640,198,961,855.20
  6. Step 6: Final answer
    x = 1,416,340,543,813.16

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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.