Home / 166,082,751.31-229,189,756.36-91,741,711.84

Finding the Fourth Proportional to 166,082,751.31, 229,189,756.36 and 91,741,711.84

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Solution

The fourth proportional to 166,082,751.31, 229,189,756.36 and 91,741,711.84 is: 126,601,109.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,082,751.31 : 229,189,756.36 = 91,741,711.84 : x
  2. Step 2: Convert to fraction form
    166,082,751.31/229,189,756.36 = 91,741,711.84/x
  3. Step 3: Cross multiply
    166,082,751.31x = 229,189,756.36 × 91,741,711.84
  4. Step 4: Simplify right side
    166,082,751.31x = 21,026,260,584,658,928
  5. Step 5: Solve for x
    x = 21,026,260,584,658,928/166,082,751.31
  6. Step 6: Final answer
    x = 126,601,109.50

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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.