Home / 196,981,750.80-295,472,626.20-181,109,379.60

Finding the Fourth Proportional to 196,981,750.80, 295,472,626.20 and 181,109,379.60

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Solution

The fourth proportional to 196,981,750.80, 295,472,626.20 and 181,109,379.60 is: 271,664,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,981,750.80 : 295,472,626.20 = 181,109,379.60 : x
  2. Step 2: Convert to fraction form
    196,981,750.80/295,472,626.20 = 181,109,379.60/x
  3. Step 3: Cross multiply
    196,981,750.80x = 295,472,626.20 × 181,109,379.60
  4. Step 4: Simplify right side
    196,981,750.80x = 53,512,864,019,864,704
  5. Step 5: Solve for x
    x = 53,512,864,019,864,704/196,981,750.80
  6. Step 6: Final answer
    x = 271,664,069.40

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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.