Home / 276,150,415.20-381,087,472.32-150,702,611.42

Finding the Fourth Proportional to 276,150,415.20, 381,087,472.32 and 150,702,611.42

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Solution

The fourth proportional to 276,150,415.20, 381,087,472.32 and 150,702,611.42 is: 207,969,548.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,150,415.20 : 381,087,472.32 = 150,702,611.42 : x
  2. Step 2: Convert to fraction form
    276,150,415.20/381,087,472.32 = 150,702,611.42/x
  3. Step 3: Cross multiply
    276,150,415.20x = 381,087,472.32 × 150,702,611.42
  4. Step 4: Simplify right side
    276,150,415.20x = 57,430,877,258,362,344
  5. Step 5: Solve for x
    x = 57,430,877,258,362,344/276,150,415.20
  6. Step 6: Final answer
    x = 207,969,548.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.