Home / 327,443,672.40-491,236,367.40-97,436,007.60

Finding the Fourth Proportional to 327,443,672.40, 491,236,367.40 and 97,436,007.60

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Solution

The fourth proportional to 327,443,672.40, 491,236,367.40 and 97,436,007.60 is: 146,175,096.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,443,672.40 : 491,236,367.40 = 97,436,007.60 : x
  2. Step 2: Convert to fraction form
    327,443,672.40/491,236,367.40 = 97,436,007.60/x
  3. Step 3: Cross multiply
    327,443,672.40x = 491,236,367.40 × 97,436,007.60
  4. Step 4: Simplify right side
    327,443,672.40x = 47,864,110,427,382,784
  5. Step 5: Solve for x
    x = 47,864,110,427,382,784/327,443,672.40
  6. Step 6: Final answer
    x = 146,175,096.55

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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.