Home / 252,441,617.40-378,662,426.10-226,082,143.80

Finding the Fourth Proportional to 252,441,617.40, 378,662,426.10 and 226,082,143.80

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Solution

The fourth proportional to 252,441,617.40, 378,662,426.10 and 226,082,143.80 is: 339,123,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,441,617.40 : 378,662,426.10 = 226,082,143.80 : x
  2. Step 2: Convert to fraction form
    252,441,617.40/378,662,426.10 = 226,082,143.80/x
  3. Step 3: Cross multiply
    252,441,617.40x = 378,662,426.10 × 226,082,143.80
  4. Step 4: Simplify right side
    252,441,617.40x = 85,608,813,069,197,088
  5. Step 5: Solve for x
    x = 85,608,813,069,197,088/252,441,617.40
  6. Step 6: Final answer
    x = 339,123,215.70

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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.