Home / 398,250,452.80-597,375,679.20-111,036,116.80

Finding the Fourth Proportional to 398,250,452.80, 597,375,679.20 and 111,036,116.80

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Solution

The fourth proportional to 398,250,452.80, 597,375,679.20 and 111,036,116.80 is: 166,554,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,250,452.80 : 597,375,679.20 = 111,036,116.80 : x
  2. Step 2: Convert to fraction form
    398,250,452.80/597,375,679.20 = 111,036,116.80/x
  3. Step 3: Cross multiply
    398,250,452.80x = 597,375,679.20 × 111,036,116.80
  4. Step 4: Simplify right side
    398,250,452.80x = 66,330,275,689,130,536
  5. Step 5: Solve for x
    x = 66,330,275,689,130,536/398,250,452.80
  6. Step 6: Final answer
    x = 166,554,175.20

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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.