Home / 276,342,046.74-381,041,131.50-225,949,039.92

Finding the Fourth Proportional to 276,342,046.74, 381,041,131.50 and 225,949,039.92

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Solution

The fourth proportional to 276,342,046.74, 381,041,131.50 and 225,949,039.92 is: 311,555,475.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,342,046.74 : 381,041,131.50 = 225,949,039.92 : x
  2. Step 2: Convert to fraction form
    276,342,046.74/381,041,131.50 = 225,949,039.92/x
  3. Step 3: Cross multiply
    276,342,046.74x = 381,041,131.50 × 225,949,039.92
  4. Step 4: Simplify right side
    276,342,046.74x = 86,095,877,832,455,472
  5. Step 5: Solve for x
    x = 86,095,877,832,455,472/276,342,046.74
  6. Step 6: Final answer
    x = 311,555,475.72

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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.