Home / 423,908,102.56-636,108,912.24-178,246,959.52

Finding the Fourth Proportional to 423,908,102.56, 636,108,912.24 and 178,246,959.52

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Solution

The fourth proportional to 423,908,102.56, 636,108,912.24 and 178,246,959.52 is: 267,474,197.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,908,102.56 : 636,108,912.24 = 178,246,959.52 : x
  2. Step 2: Convert to fraction form
    423,908,102.56/636,108,912.24 = 178,246,959.52/x
  3. Step 3: Cross multiply
    423,908,102.56x = 636,108,912.24 × 178,246,959.52
  4. Step 4: Simplify right side
    423,908,102.56x = 113,384,479,530,354,528
  5. Step 5: Solve for x
    x = 113,384,479,530,354,528/423,908,102.56
  6. Step 6: Final answer
    x = 267,474,197.46

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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.