Home / 168,235,255.80-252,253,350.90-87,613,687.80

Finding the Fourth Proportional to 168,235,255.80, 252,253,350.90 and 87,613,687.80

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Solution

The fourth proportional to 168,235,255.80, 252,253,350.90 and 87,613,687.80 is: 131,368,696.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,235,255.80 : 252,253,350.90 = 87,613,687.80 : x
  2. Step 2: Convert to fraction form
    168,235,255.80/252,253,350.90 = 87,613,687.80/x
  3. Step 3: Cross multiply
    168,235,255.80x = 252,253,350.90 × 87,613,687.80
  4. Step 4: Simplify right side
    168,235,255.80x = 22,100,846,332,256,448
  5. Step 5: Solve for x
    x = 22,100,846,332,256,448/168,235,255.80
  6. Step 6: Final answer
    x = 131,368,696.93

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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.