Home / 194,488,198.67-268,390,556.16-106,381,425.67

Finding the Fourth Proportional to 194,488,198.67, 268,390,556.16 and 106,381,425.67

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Solution

The fourth proportional to 194,488,198.67, 268,390,556.16 and 106,381,425.67 is: 146,804,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,488,198.67 : 268,390,556.16 = 106,381,425.67 : x
  2. Step 2: Convert to fraction form
    194,488,198.67/268,390,556.16 = 106,381,425.67/x
  3. Step 3: Cross multiply
    194,488,198.67x = 268,390,556.16 × 106,381,425.67
  4. Step 4: Simplify right side
    194,488,198.67x = 28,551,770,000,665,000
  5. Step 5: Solve for x
    x = 28,551,770,000,665,000/194,488,198.67
  6. Step 6: Final answer
    x = 146,804,640.05

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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.