Home / 3,990,442,786,542.80-5,985,673,988,638-1,125,273,591,591.90

Finding the Fourth Proportional to 3,990,442,786,542.80, 5,985,673,988,638 and 1,125,273,591,591.90

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Solution

The fourth proportional to 3,990,442,786,542.80, 5,985,673,988,638 and 1,125,273,591,591.90 is: 1,687,913,153,399.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,442,786,542.80 : 5,985,673,988,638 = 1,125,273,591,591.90 : x
  2. Step 2: Convert to fraction form
    3,990,442,786,542.80/5,985,673,988,638 = 1,125,273,591,591.90/x
  3. Step 3: Cross multiply
    3,990,442,786,542.80x = 5,985,673,988,638 × 1,125,273,591,591.90
  4. Step 4: Simplify right side
    3,990,442,786,542.80x = 6,735,520,867,292,895,248,384,000
  5. Step 5: Solve for x
    x = 6,735,520,867,292,895,248,384,000/3,990,442,786,542.80
  6. Step 6: Final answer
    x = 1,687,913,153,399.29

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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.