Home / 398,582,416.60-597,873,624.90-367,014,821.20

Finding the Fourth Proportional to 398,582,416.60, 597,873,624.90 and 367,014,821.20

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Solution

The fourth proportional to 398,582,416.60, 597,873,624.90 and 367,014,821.20 is: 550,522,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,582,416.60 : 597,873,624.90 = 367,014,821.20 : x
  2. Step 2: Convert to fraction form
    398,582,416.60/597,873,624.90 = 367,014,821.20/x
  3. Step 3: Cross multiply
    398,582,416.60x = 597,873,624.90 × 367,014,821.20
  4. Step 4: Simplify right side
    398,582,416.60x = 219,428,481,542,869,344
  5. Step 5: Solve for x
    x = 219,428,481,542,869,344/398,582,416.60
  6. Step 6: Final answer
    x = 550,522,231.80

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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.