Home / 118,098,136.80-177,147,205.20-60,702,508.80

Finding the Fourth Proportional to 118,098,136.80, 177,147,205.20 and 60,702,508.80

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Solution

The fourth proportional to 118,098,136.80, 177,147,205.20 and 60,702,508.80 is: 91,053,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,136.80 : 177,147,205.20 = 60,702,508.80 : x
  2. Step 2: Convert to fraction form
    118,098,136.80/177,147,205.20 = 60,702,508.80/x
  3. Step 3: Cross multiply
    118,098,136.80x = 177,147,205.20 × 60,702,508.80
  4. Step 4: Simplify right side
    118,098,136.80x = 10,753,279,782,548,404
  5. Step 5: Solve for x
    x = 10,753,279,782,548,404/118,098,136.80
  6. Step 6: Final answer
    x = 91,053,763.20

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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.