Home / 801,990,616,429.15-1,203,480,735,755.50-371,647,487,855.28

Finding the Fourth Proportional to 801,990,616,429.15, 1,203,480,735,755.50 and 371,647,487,855.28

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Solution

The fourth proportional to 801,990,616,429.15, 1,203,480,735,755.50 and 371,647,487,855.28 is: 557,700,530,359.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,990,616,429.15 : 1,203,480,735,755.50 = 371,647,487,855.28 : x
  2. Step 2: Convert to fraction form
    801,990,616,429.15/1,203,480,735,755.50 = 371,647,487,855.28/x
  3. Step 3: Cross multiply
    801,990,616,429.15x = 1,203,480,735,755.50 × 371,647,487,855.28
  4. Step 4: Simplify right side
    801,990,616,429.15x = 447,270,592,125,755,637,891,072
  5. Step 5: Solve for x
    x = 447,270,592,125,755,637,891,072/801,990,616,429.15
  6. Step 6: Final answer
    x = 557,700,530,359.35

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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.