Home / 378,087,972.30-567,131,958.45-241,927,101.90

Finding the Fourth Proportional to 378,087,972.30, 567,131,958.45 and 241,927,101.90

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Solution

The fourth proportional to 378,087,972.30, 567,131,958.45 and 241,927,101.90 is: 362,890,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,087,972.30 : 567,131,958.45 = 241,927,101.90 : x
  2. Step 2: Convert to fraction form
    378,087,972.30/567,131,958.45 = 241,927,101.90/x
  3. Step 3: Cross multiply
    378,087,972.30x = 567,131,958.45 × 241,927,101.90
  4. Step 4: Simplify right side
    378,087,972.30x = 137,204,591,102,679,728
  5. Step 5: Solve for x
    x = 137,204,591,102,679,728/378,087,972.30
  6. Step 6: Final answer
    x = 362,890,652.85

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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.