Home / 398,582,447.20-597,873,670.80-362,231,882.80

Finding the Fourth Proportional to 398,582,447.20, 597,873,670.80 and 362,231,882.80

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Solution

The fourth proportional to 398,582,447.20, 597,873,670.80 and 362,231,882.80 is: 543,347,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,582,447.20 : 597,873,670.80 = 362,231,882.80 : x
  2. Step 2: Convert to fraction form
    398,582,447.20/597,873,670.80 = 362,231,882.80/x
  3. Step 3: Cross multiply
    398,582,447.20x = 597,873,670.80 × 362,231,882.80
  4. Step 4: Simplify right side
    398,582,447.20x = 216,568,905,450,431,360
  5. Step 5: Solve for x
    x = 216,568,905,450,431,360/398,582,447.20
  6. Step 6: Final answer
    x = 543,347,824.20

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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.