Home / 378,082,189.60-567,123,284.40-147,974,797.60

Finding the Fourth Proportional to 378,082,189.60, 567,123,284.40 and 147,974,797.60

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Solution

The fourth proportional to 378,082,189.60, 567,123,284.40 and 147,974,797.60 is: 221,962,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,082,189.60 : 567,123,284.40 = 147,974,797.60 : x
  2. Step 2: Convert to fraction form
    378,082,189.60/567,123,284.40 = 147,974,797.60/x
  3. Step 3: Cross multiply
    378,082,189.60x = 567,123,284.40 × 147,974,797.60
  4. Step 4: Simplify right side
    378,082,189.60x = 83,919,953,223,337,232
  5. Step 5: Solve for x
    x = 83,919,953,223,337,232/378,082,189.60
  6. Step 6: Final answer
    x = 221,962,196.40

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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.