Home / 275,321,013.70-412,981,520.55-93,568,191.70

Finding the Fourth Proportional to 275,321,013.70, 412,981,520.55 and 93,568,191.70

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Solution

The fourth proportional to 275,321,013.70, 412,981,520.55 and 93,568,191.70 is: 140,352,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,321,013.70 : 412,981,520.55 = 93,568,191.70 : x
  2. Step 2: Convert to fraction form
    275,321,013.70/412,981,520.55 = 93,568,191.70/x
  3. Step 3: Cross multiply
    275,321,013.70x = 412,981,520.55 × 93,568,191.70
  4. Step 4: Simplify right side
    275,321,013.70x = 38,641,934,083,379,888
  5. Step 5: Solve for x
    x = 38,641,934,083,379,888/275,321,013.70
  6. Step 6: Final answer
    x = 140,352,287.55

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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.