Home / 398,601,310.60-597,901,965.90-367,033,715.20

Finding the Fourth Proportional to 398,601,310.60, 597,901,965.90 and 367,033,715.20

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Solution

The fourth proportional to 398,601,310.60, 597,901,965.90 and 367,033,715.20 is: 550,550,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,601,310.60 : 597,901,965.90 = 367,033,715.20 : x
  2. Step 2: Convert to fraction form
    398,601,310.60/597,901,965.90 = 367,033,715.20/x
  3. Step 3: Cross multiply
    398,601,310.60x = 597,901,965.90 × 367,033,715.20
  4. Step 4: Simplify right side
    398,601,310.60x = 219,450,179,869,660,704
  5. Step 5: Solve for x
    x = 219,450,179,869,660,704/398,601,310.60
  6. Step 6: Final answer
    x = 550,550,572.80

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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.