Home / 276,543,022.32-381,624,856.25-151,092,518.54

Finding the Fourth Proportional to 276,543,022.32, 381,624,856.25 and 151,092,518.54

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Solution

The fourth proportional to 276,543,022.32, 381,624,856.25 and 151,092,518.54 is: 208,505,209.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,543,022.32 : 381,624,856.25 = 151,092,518.54 : x
  2. Step 2: Convert to fraction form
    276,543,022.32/381,624,856.25 = 151,092,518.54/x
  3. Step 3: Cross multiply
    276,543,022.32x = 381,624,856.25 × 151,092,518.54
  4. Step 4: Simplify right side
    276,543,022.32x = 57,660,660,665,614,376
  5. Step 5: Solve for x
    x = 57,660,660,665,614,376/276,543,022.32
  6. Step 6: Final answer
    x = 208,505,209.00

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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.