Home / 801,990,617,291.88-1,203,480,737,056.60-371,647,488,717.90

Finding the Fourth Proportional to 801,990,617,291.88, 1,203,480,737,056.60 and 371,647,488,717.90

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Solution

The fourth proportional to 801,990,617,291.88, 1,203,480,737,056.60 and 371,647,488,717.90 is: 557,700,531,656.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,990,617,291.88 : 1,203,480,737,056.60 = 371,647,488,717.90 : x
  2. Step 2: Convert to fraction form
    801,990,617,291.88/1,203,480,737,056.60 = 371,647,488,717.90/x
  3. Step 3: Cross multiply
    801,990,617,291.88x = 1,203,480,737,056.60 × 371,647,488,717.90
  4. Step 4: Simplify right side
    801,990,617,291.88x = 447,270,593,647,452,820,078,592
  5. Step 5: Solve for x
    x = 447,270,593,647,452,820,078,592/801,990,617,291.88
  6. Step 6: Final answer
    x = 557,700,531,656.81

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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.