Home / 192,981,186.18-289,234,623.72-89,210,023.62

Finding the Fourth Proportional to 192,981,186.18, 289,234,623.72 and 89,210,023.62

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Solution

The fourth proportional to 192,981,186.18, 289,234,623.72 and 89,210,023.62 is: 133,705,404.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,981,186.18 : 289,234,623.72 = 89,210,023.62 : x
  2. Step 2: Convert to fraction form
    192,981,186.18/289,234,623.72 = 89,210,023.62/x
  3. Step 3: Cross multiply
    192,981,186.18x = 289,234,623.72 × 89,210,023.62
  4. Step 4: Simplify right side
    192,981,186.18x = 25,802,627,613,032,608
  5. Step 5: Solve for x
    x = 25,802,627,613,032,608/192,981,186.18
  6. Step 6: Final answer
    x = 133,705,404.78

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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.