Home / 177,147,608.20-265,721,412.30-131,231,105.80

Finding the Fourth Proportional to 177,147,608.20, 265,721,412.30 and 131,231,105.80

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Solution

The fourth proportional to 177,147,608.20, 265,721,412.30 and 131,231,105.80 is: 196,846,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,608.20 : 265,721,412.30 = 131,231,105.80 : x
  2. Step 2: Convert to fraction form
    177,147,608.20/265,721,412.30 = 131,231,105.80/x
  3. Step 3: Cross multiply
    177,147,608.20x = 265,721,412.30 × 131,231,105.80
  4. Step 4: Simplify right side
    177,147,608.20x = 34,870,914,770,866,724
  5. Step 5: Solve for x
    x = 34,870,914,770,866,724/177,147,608.20
  6. Step 6: Final answer
    x = 196,846,658.70

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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.