Home / 358,181,125.20-537,271,687.80-280,246,942.80

Finding the Fourth Proportional to 358,181,125.20, 537,271,687.80 and 280,246,942.80

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Solution

The fourth proportional to 358,181,125.20, 537,271,687.80 and 280,246,942.80 is: 420,370,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,181,125.20 : 537,271,687.80 = 280,246,942.80 : x
  2. Step 2: Convert to fraction form
    358,181,125.20/537,271,687.80 = 280,246,942.80/x
  3. Step 3: Cross multiply
    358,181,125.20x = 537,271,687.80 × 280,246,942.80
  4. Step 4: Simplify right side
    358,181,125.20x = 150,568,747,958,946,048
  5. Step 5: Solve for x
    x = 150,568,747,958,946,048/358,181,125.20
  6. Step 6: Final answer
    x = 420,370,414.20

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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.