Home / 383,040,103.80-574,560,155.70-376,993,486.20

Finding the Fourth Proportional to 383,040,103.80, 574,560,155.70 and 376,993,486.20

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Solution

The fourth proportional to 383,040,103.80, 574,560,155.70 and 376,993,486.20 is: 565,490,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,040,103.80 : 574,560,155.70 = 376,993,486.20 : x
  2. Step 2: Convert to fraction form
    383,040,103.80/574,560,155.70 = 376,993,486.20/x
  3. Step 3: Cross multiply
    383,040,103.80x = 574,560,155.70 × 376,993,486.20
  4. Step 4: Simplify right side
    383,040,103.80x = 216,605,436,128,957,824
  5. Step 5: Solve for x
    x = 216,605,436,128,957,824/383,040,103.80
  6. Step 6: Final answer
    x = 565,490,229.30

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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.