Home / 396,228,813.27-546,846,207.49-239,597,041.29

Finding the Fourth Proportional to 396,228,813.27, 546,846,207.49 and 239,597,041.29

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Solution

The fourth proportional to 396,228,813.27, 546,846,207.49 and 239,597,041.29 is: 330,674,420.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,228,813.27 : 546,846,207.49 = 239,597,041.29 : x
  2. Step 2: Convert to fraction form
    396,228,813.27/546,846,207.49 = 239,597,041.29/x
  3. Step 3: Cross multiply
    396,228,813.27x = 546,846,207.49 × 239,597,041.29
  4. Step 4: Simplify right side
    396,228,813.27x = 131,022,733,355,261,440
  5. Step 5: Solve for x
    x = 131,022,733,355,261,440/396,228,813.27
  6. Step 6: Final answer
    x = 330,674,420.86

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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.