Home / 398,544,043.40-597,816,065.10-244,691,217.80

Finding the Fourth Proportional to 398,544,043.40, 597,816,065.10 and 244,691,217.80

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Solution

The fourth proportional to 398,544,043.40, 597,816,065.10 and 244,691,217.80 is: 367,036,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,544,043.40 : 597,816,065.10 = 244,691,217.80 : x
  2. Step 2: Convert to fraction form
    398,544,043.40/597,816,065.10 = 244,691,217.80/x
  3. Step 3: Cross multiply
    398,544,043.40x = 597,816,065.10 × 244,691,217.80
  4. Step 4: Simplify right side
    398,544,043.40x = 146,280,340,989,723,104
  5. Step 5: Solve for x
    x = 146,280,340,989,723,104/398,544,043.40
  6. Step 6: Final answer
    x = 367,036,826.70

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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.