Home / 146,724,136.80-220,086,205.20-126,568,744.80

Finding the Fourth Proportional to 146,724,136.80, 220,086,205.20 and 126,568,744.80

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Solution

The fourth proportional to 146,724,136.80, 220,086,205.20 and 126,568,744.80 is: 189,853,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,724,136.80 : 220,086,205.20 = 126,568,744.80 : x
  2. Step 2: Convert to fraction form
    146,724,136.80/220,086,205.20 = 126,568,744.80/x
  3. Step 3: Cross multiply
    146,724,136.80x = 220,086,205.20 × 126,568,744.80
  4. Step 4: Simplify right side
    146,724,136.80x = 27,856,034,739,959,232
  5. Step 5: Solve for x
    x = 27,856,034,739,959,232/146,724,136.80
  6. Step 6: Final answer
    x = 189,853,117.20

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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.