Home / 383,010,610.80-574,515,916.20-266,109,337.20

Finding the Fourth Proportional to 383,010,610.80, 574,515,916.20 and 266,109,337.20

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Solution

The fourth proportional to 383,010,610.80, 574,515,916.20 and 266,109,337.20 is: 399,164,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,010,610.80 : 574,515,916.20 = 266,109,337.20 : x
  2. Step 2: Convert to fraction form
    383,010,610.80/574,515,916.20 = 266,109,337.20/x
  3. Step 3: Cross multiply
    383,010,610.80x = 574,515,916.20 × 266,109,337.20
  4. Step 4: Simplify right side
    383,010,610.80x = 152,884,049,670,832,736
  5. Step 5: Solve for x
    x = 152,884,049,670,832,736/383,010,610.80
  6. Step 6: Final answer
    x = 399,164,005.80

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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.