Home / 181,285,405.20-271,928,107.80-156,626,542.80

Finding the Fourth Proportional to 181,285,405.20, 271,928,107.80 and 156,626,542.80

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Solution

The fourth proportional to 181,285,405.20, 271,928,107.80 and 156,626,542.80 is: 234,939,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,285,405.20 : 271,928,107.80 = 156,626,542.80 : x
  2. Step 2: Convert to fraction form
    181,285,405.20/271,928,107.80 = 156,626,542.80/x
  3. Step 3: Cross multiply
    181,285,405.20x = 271,928,107.80 × 156,626,542.80
  4. Step 4: Simplify right side
    181,285,405.20x = 42,591,159,414,859,720
  5. Step 5: Solve for x
    x = 42,591,159,414,859,720/181,285,405.20
  6. Step 6: Final answer
    x = 234,939,814.20

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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.