Home / 449,320,673.70-673,981,010.55-367,691,336.10

Finding the Fourth Proportional to 449,320,673.70, 673,981,010.55 and 367,691,336.10

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Solution

The fourth proportional to 449,320,673.70, 673,981,010.55 and 367,691,336.10 is: 551,537,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,320,673.70 : 673,981,010.55 = 367,691,336.10 : x
  2. Step 2: Convert to fraction form
    449,320,673.70/673,981,010.55 = 367,691,336.10/x
  3. Step 3: Cross multiply
    449,320,673.70x = 673,981,010.55 × 367,691,336.10
  4. Step 4: Simplify right side
    449,320,673.70x = 247,816,978,275,157,696
  5. Step 5: Solve for x
    x = 247,816,978,275,157,696/449,320,673.70
  6. Step 6: Final answer
    x = 551,537,004.15

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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.