Home / 396,228,812.27-546,846,206.11-239,597,040.29

Finding the Fourth Proportional to 396,228,812.27, 546,846,206.11 and 239,597,040.29

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Solution

The fourth proportional to 396,228,812.27, 546,846,206.11 and 239,597,040.29 is: 330,674,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,228,812.27 : 546,846,206.11 = 239,597,040.29 : x
  2. Step 2: Convert to fraction form
    396,228,812.27/546,846,206.11 = 239,597,040.29/x
  3. Step 3: Cross multiply
    396,228,812.27x = 546,846,206.11 × 239,597,040.29
  4. Step 4: Simplify right side
    396,228,812.27x = 131,022,732,474,438,080
  5. Step 5: Solve for x
    x = 131,022,732,474,438,080/396,228,812.27
  6. Step 6: Final answer
    x = 330,674,419.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.