Home / 378,611,050,049.88-567,951,487,452.92-123,641,769,846.48

Finding the Fourth Proportional to 378,611,050,049.88, 567,951,487,452.92 and 123,641,769,846.48

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Solution

The fourth proportional to 378,611,050,049.88, 567,951,487,452.92 and 123,641,769,846.48 is: 185,474,055,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,611,050,049.88 : 567,951,487,452.92 = 123,641,769,846.48 : x
  2. Step 2: Convert to fraction form
    378,611,050,049.88/567,951,487,452.92 = 123,641,769,846.48/x
  3. Step 3: Cross multiply
    378,611,050,049.88x = 567,951,487,452.92 × 123,641,769,846.48
  4. Step 4: Simplify right side
    378,611,050,049.88x = 70,222,527,095,619,912,204,288
  5. Step 5: Solve for x
    x = 70,222,527,095,619,912,204,288/378,611,050,049.88
  6. Step 6: Final answer
    x = 185,474,055,990.62

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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.