Home / 329,904,445.40-494,856,668.10-327,888,906.20

Finding the Fourth Proportional to 329,904,445.40, 494,856,668.10 and 327,888,906.20

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Solution

The fourth proportional to 329,904,445.40, 494,856,668.10 and 327,888,906.20 is: 491,833,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,904,445.40 : 494,856,668.10 = 327,888,906.20 : x
  2. Step 2: Convert to fraction form
    329,904,445.40/494,856,668.10 = 327,888,906.20/x
  3. Step 3: Cross multiply
    329,904,445.40x = 494,856,668.10 × 327,888,906.20
  4. Step 4: Simplify right side
    329,904,445.40x = 162,258,011,629,085,440
  5. Step 5: Solve for x
    x = 162,258,011,629,085,440/329,904,445.40
  6. Step 6: Final answer
    x = 491,833,359.30

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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.