Home / 378,082,161.10-567,123,241.65-147,974,769.10

Finding the Fourth Proportional to 378,082,161.10, 567,123,241.65 and 147,974,769.10

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Solution

The fourth proportional to 378,082,161.10, 567,123,241.65 and 147,974,769.10 is: 221,962,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,082,161.10 : 567,123,241.65 = 147,974,769.10 : x
  2. Step 2: Convert to fraction form
    378,082,161.10/567,123,241.65 = 147,974,769.10/x
  3. Step 3: Cross multiply
    378,082,161.10x = 567,123,241.65 × 147,974,769.10
  4. Step 4: Simplify right side
    378,082,161.10x = 83,919,930,734,402,240
  5. Step 5: Solve for x
    x = 83,919,930,734,402,240/378,082,161.10
  6. Step 6: Final answer
    x = 221,962,153.65

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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.