Home / 329,904,452.40-494,856,678.60-327,888,913.20

Finding the Fourth Proportional to 329,904,452.40, 494,856,678.60 and 327,888,913.20

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Solution

The fourth proportional to 329,904,452.40, 494,856,678.60 and 327,888,913.20 is: 491,833,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,904,452.40 : 494,856,678.60 = 327,888,913.20 : x
  2. Step 2: Convert to fraction form
    329,904,452.40/494,856,678.60 = 327,888,913.20/x
  3. Step 3: Cross multiply
    329,904,452.40x = 494,856,678.60 × 327,888,913.20
  4. Step 4: Simplify right side
    329,904,452.40x = 162,258,018,535,915,712
  5. Step 5: Solve for x
    x = 162,258,018,535,915,712/329,904,452.40
  6. Step 6: Final answer
    x = 491,833,369.80

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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.