Home / 196,272,773.52-270,858,279.96-108,169,993.68

Finding the Fourth Proportional to 196,272,773.52, 270,858,279.96 and 108,169,993.68

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Solution

The fourth proportional to 196,272,773.52, 270,858,279.96 and 108,169,993.68 is: 149,275,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,272,773.52 : 270,858,279.96 = 108,169,993.68 : x
  2. Step 2: Convert to fraction form
    196,272,773.52/270,858,279.96 = 108,169,993.68/x
  3. Step 3: Cross multiply
    196,272,773.52x = 270,858,279.96 × 108,169,993.68
  4. Step 4: Simplify right side
    196,272,773.52x = 29,298,738,431,448,872
  5. Step 5: Solve for x
    x = 29,298,738,431,448,872/196,272,773.52
  6. Step 6: Final answer
    x = 149,275,612.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.