Home / 276,764,462.46-381,915,777.33-152,995,396.50

Finding the Fourth Proportional to 276,764,462.46, 381,915,777.33 and 152,995,396.50

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Solution

The fourth proportional to 276,764,462.46, 381,915,777.33 and 152,995,396.50 is: 211,123,043.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,764,462.46 : 381,915,777.33 = 152,995,396.50 : x
  2. Step 2: Convert to fraction form
    276,764,462.46/381,915,777.33 = 152,995,396.50/x
  3. Step 3: Cross multiply
    276,764,462.46x = 381,915,777.33 × 152,995,396.50
  4. Step 4: Simplify right side
    276,764,462.46x = 58,431,355,782,209,056
  5. Step 5: Solve for x
    x = 58,431,355,782,209,056/276,764,462.46
  6. Step 6: Final answer
    x = 211,123,043.99

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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.