Home / 329,904,428.90-494,856,643.35-327,888,889.70

Finding the Fourth Proportional to 329,904,428.90, 494,856,643.35 and 327,888,889.70

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Solution

The fourth proportional to 329,904,428.90, 494,856,643.35 and 327,888,889.70 is: 491,833,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,904,428.90 : 494,856,643.35 = 327,888,889.70 : x
  2. Step 2: Convert to fraction form
    329,904,428.90/494,856,643.35 = 327,888,889.70/x
  3. Step 3: Cross multiply
    329,904,428.90x = 494,856,643.35 × 327,888,889.70
  4. Step 4: Simplify right side
    329,904,428.90x = 162,257,995,348,700,384
  5. Step 5: Solve for x
    x = 162,257,995,348,700,384/329,904,428.90
  6. Step 6: Final answer
    x = 491,833,334.55

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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.