Home / 378,082,196.60-567,123,294.90-147,974,804.60

Finding the Fourth Proportional to 378,082,196.60, 567,123,294.90 and 147,974,804.60

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Solution

The fourth proportional to 378,082,196.60, 567,123,294.90 and 147,974,804.60 is: 221,962,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,082,196.60 : 567,123,294.90 = 147,974,804.60 : x
  2. Step 2: Convert to fraction form
    378,082,196.60/567,123,294.90 = 147,974,804.60/x
  3. Step 3: Cross multiply
    378,082,196.60x = 567,123,294.90 × 147,974,804.60
  4. Step 4: Simplify right side
    378,082,196.60x = 83,919,958,746,935,664
  5. Step 5: Solve for x
    x = 83,919,958,746,935,664/378,082,196.60
  6. Step 6: Final answer
    x = 221,962,206.90

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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.