Home / 329,469,896.31-454,667,209.66-180,793,505.43

Finding the Fourth Proportional to 329,469,896.31, 454,667,209.66 and 180,793,505.43

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Solution

The fourth proportional to 329,469,896.31, 454,667,209.66 and 180,793,505.43 is: 249,494,353.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,469,896.31 : 454,667,209.66 = 180,793,505.43 : x
  2. Step 2: Convert to fraction form
    329,469,896.31/454,667,209.66 = 180,793,505.43/x
  3. Step 3: Cross multiply
    329,469,896.31x = 454,667,209.66 × 180,793,505.43
  4. Step 4: Simplify right side
    329,469,896.31x = 82,200,878,638,508,160
  5. Step 5: Solve for x
    x = 82,200,878,638,508,160/329,469,896.31
  6. Step 6: Final answer
    x = 249,494,353.08

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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.