Home / 383,238,086.10-574,857,129.15-379,207,007.70

Finding the Fourth Proportional to 383,238,086.10, 574,857,129.15 and 379,207,007.70

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Solution

The fourth proportional to 383,238,086.10, 574,857,129.15 and 379,207,007.70 is: 568,810,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,238,086.10 : 574,857,129.15 = 379,207,007.70 : x
  2. Step 2: Convert to fraction form
    383,238,086.10/574,857,129.15 = 379,207,007.70/x
  3. Step 3: Cross multiply
    383,238,086.10x = 574,857,129.15 × 379,207,007.70
  4. Step 4: Simplify right side
    383,238,086.10x = 217,989,851,799,983,936
  5. Step 5: Solve for x
    x = 217,989,851,799,983,936/383,238,086.10
  6. Step 6: Final answer
    x = 568,810,511.55

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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.