Home / 219,672,488.20-329,508,732.30-195,013,625.80

Finding the Fourth Proportional to 219,672,488.20, 329,508,732.30 and 195,013,625.80

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Solution

The fourth proportional to 219,672,488.20, 329,508,732.30 and 195,013,625.80 is: 292,520,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,672,488.20 : 329,508,732.30 = 195,013,625.80 : x
  2. Step 2: Convert to fraction form
    219,672,488.20/329,508,732.30 = 195,013,625.80/x
  3. Step 3: Cross multiply
    219,672,488.20x = 329,508,732.30 × 195,013,625.80
  4. Step 4: Simplify right side
    219,672,488.20x = 64,258,692,618,584,576
  5. Step 5: Solve for x
    x = 64,258,692,618,584,576/219,672,488.20
  6. Step 6: Final answer
    x = 292,520,438.70

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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.