Home / 276,049,138.20-413,722,037.70-146,718,706.20

Finding the Fourth Proportional to 276,049,138.20, 413,722,037.70 and 146,718,706.20

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Solution

The fourth proportional to 276,049,138.20, 413,722,037.70 and 146,718,706.20 is: 219,891,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,049,138.20 : 413,722,037.70 = 146,718,706.20 : x
  2. Step 2: Convert to fraction form
    276,049,138.20/413,722,037.70 = 146,718,706.20/x
  3. Step 3: Cross multiply
    276,049,138.20x = 413,722,037.70 × 146,718,706.20
  4. Step 4: Simplify right side
    276,049,138.20x = 60,700,762,097,771,616
  5. Step 5: Solve for x
    x = 60,700,762,097,771,616/276,049,138.20
  6. Step 6: Final answer
    x = 219,891,148.70

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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.