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Finding the Fourth Proportional to 192,529,112.60, 288,793,668.90 and 192,529,112.60

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Solution

The fourth proportional to 192,529,112.60, 288,793,668.90 and 192,529,112.60 is: 288,793,668.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,529,112.60 : 288,793,668.90 = 192,529,112.60 : x
  2. Step 2: Convert to fraction form
    192,529,112.60/288,793,668.90 = 192,529,112.60/x
  3. Step 3: Cross multiply
    192,529,112.60x = 288,793,668.90 × 192,529,112.60
  4. Step 4: Simplify right side
    192,529,112.60x = 55,601,188,797,815,208
  5. Step 5: Solve for x
    x = 55,601,188,797,815,208/192,529,112.60
  6. Step 6: Final answer
    x = 288,793,668.90

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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.