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Finding the Fourth Proportional to 398,582,441.60, 597,873,662.40 and 367,014,846.20

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Solution

The fourth proportional to 398,582,441.60, 597,873,662.40 and 367,014,846.20 is: 550,522,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,582,441.60 : 597,873,662.40 = 367,014,846.20 : x
  2. Step 2: Convert to fraction form
    398,582,441.60/597,873,662.40 = 367,014,846.20/x
  3. Step 3: Cross multiply
    398,582,441.60x = 597,873,662.40 × 367,014,846.20
  4. Step 4: Simplify right side
    398,582,441.60x = 219,428,510,252,766,720
  5. Step 5: Solve for x
    x = 219,428,510,252,766,720/398,582,441.60
  6. Step 6: Final answer
    x = 550,522,269.30

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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.