Home / 398,582,408.10-597,873,612.15-367,014,812.70

Finding the Fourth Proportional to 398,582,408.10, 597,873,612.15 and 367,014,812.70

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Solution

The fourth proportional to 398,582,408.10, 597,873,612.15 and 367,014,812.70 is: 550,522,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,582,408.10 : 597,873,612.15 = 367,014,812.70 : x
  2. Step 2: Convert to fraction form
    398,582,408.10/597,873,612.15 = 367,014,812.70/x
  3. Step 3: Cross multiply
    398,582,408.10x = 597,873,612.15 × 367,014,812.70
  4. Step 4: Simplify right side
    398,582,408.10x = 219,428,471,781,504,672
  5. Step 5: Solve for x
    x = 219,428,471,781,504,672/398,582,408.10
  6. Step 6: Final answer
    x = 550,522,219.05

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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.