Home / 353,940,745.03-530,912,797.89-108,296,988.86

Finding the Fourth Proportional to 353,940,745.03, 530,912,797.89 and 108,296,988.86

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Solution

The fourth proportional to 353,940,745.03, 530,912,797.89 and 108,296,988.86 is: 162,445,997.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,940,745.03 : 530,912,797.89 = 108,296,988.86 : x
  2. Step 2: Convert to fraction form
    353,940,745.03/530,912,797.89 = 108,296,988.86/x
  3. Step 3: Cross multiply
    353,940,745.03x = 530,912,797.89 × 108,296,988.86
  4. Step 4: Simplify right side
    353,940,745.03x = 57,496,257,359,645,928
  5. Step 5: Solve for x
    x = 57,496,257,359,645,928/353,940,745.03
  6. Step 6: Final answer
    x = 162,445,997.44

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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.