Home / 181,332,409.20-271,998,613.80-130,691,986.80

Finding the Fourth Proportional to 181,332,409.20, 271,998,613.80 and 130,691,986.80

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Solution

The fourth proportional to 181,332,409.20, 271,998,613.80 and 130,691,986.80 is: 196,037,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,332,409.20 : 271,998,613.80 = 130,691,986.80 : x
  2. Step 2: Convert to fraction form
    181,332,409.20/271,998,613.80 = 130,691,986.80/x
  3. Step 3: Cross multiply
    181,332,409.20x = 271,998,613.80 × 130,691,986.80
  4. Step 4: Simplify right side
    181,332,409.20x = 35,548,039,244,367,900
  5. Step 5: Solve for x
    x = 35,548,039,244,367,900/181,332,409.20
  6. Step 6: Final answer
    x = 196,037,980.20

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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.