Home / 329,927,087.79-495,323,147.25-221,238,601.29

Finding the Fourth Proportional to 329,927,087.79, 495,323,147.25 and 221,238,601.29

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Solution

The fourth proportional to 329,927,087.79, 495,323,147.25 and 221,238,601.29 is: 332,147,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,927,087.79 : 495,323,147.25 = 221,238,601.29 : x
  2. Step 2: Convert to fraction form
    329,927,087.79/495,323,147.25 = 221,238,601.29/x
  3. Step 3: Cross multiply
    329,927,087.79x = 495,323,147.25 × 221,238,601.29
  4. Step 4: Simplify right side
    329,927,087.79x = 109,584,600,284,150,704
  5. Step 5: Solve for x
    x = 109,584,600,284,150,704/329,927,087.79
  6. Step 6: Final answer
    x = 332,147,933.10

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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.