Home / 396,837,029.70-595,255,544.55-353,754,879.30

Finding the Fourth Proportional to 396,837,029.70, 595,255,544.55 and 353,754,879.30

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Solution

The fourth proportional to 396,837,029.70, 595,255,544.55 and 353,754,879.30 is: 530,632,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,837,029.70 : 595,255,544.55 = 353,754,879.30 : x
  2. Step 2: Convert to fraction form
    396,837,029.70/595,255,544.55 = 353,754,879.30/x
  3. Step 3: Cross multiply
    396,837,029.70x = 595,255,544.55 × 353,754,879.30
  4. Step 4: Simplify right side
    396,837,029.70x = 210,574,553,314,941,024
  5. Step 5: Solve for x
    x = 210,574,553,314,941,024/396,837,029.70
  6. Step 6: Final answer
    x = 530,632,318.95

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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.