Home / 327,139,853.78-451,452,378.92-178,460,935.58

Finding the Fourth Proportional to 327,139,853.78, 451,452,378.92 and 178,460,935.58

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Solution

The fourth proportional to 327,139,853.78, 451,452,378.92 and 178,460,935.58 is: 246,275,753.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,139,853.78 : 451,452,378.92 = 178,460,935.58 : x
  2. Step 2: Convert to fraction form
    327,139,853.78/451,452,378.92 = 178,460,935.58/x
  3. Step 3: Cross multiply
    327,139,853.78x = 451,452,378.92 × 178,460,935.58
  4. Step 4: Simplify right side
    327,139,853.78x = 80,566,613,911,879,872
  5. Step 5: Solve for x
    x = 80,566,613,911,879,872/327,139,853.78
  6. Step 6: Final answer
    x = 246,275,753.26

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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.