Home / 181,285,391.70-271,928,087.55-156,626,529.30

Finding the Fourth Proportional to 181,285,391.70, 271,928,087.55 and 156,626,529.30

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Solution

The fourth proportional to 181,285,391.70, 271,928,087.55 and 156,626,529.30 is: 234,939,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,285,391.70 : 271,928,087.55 = 156,626,529.30 : x
  2. Step 2: Convert to fraction form
    181,285,391.70/271,928,087.55 = 156,626,529.30/x
  3. Step 3: Cross multiply
    181,285,391.70x = 271,928,087.55 × 156,626,529.30
  4. Step 4: Simplify right side
    181,285,391.70x = 42,591,152,572,143,048
  5. Step 5: Solve for x
    x = 42,591,152,572,143,048/181,285,391.70
  6. Step 6: Final answer
    x = 234,939,793.95

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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.