Home / 166,524,735.12-229,806,856.26-91,169,806.56

Finding the Fourth Proportional to 166,524,735.12, 229,806,856.26 and 91,169,806.56

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Solution

The fourth proportional to 166,524,735.12, 229,806,856.26 and 91,169,806.56 is: 125,815,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,524,735.12 : 229,806,856.26 = 91,169,806.56 : x
  2. Step 2: Convert to fraction form
    166,524,735.12/229,806,856.26 = 91,169,806.56/x
  3. Step 3: Cross multiply
    166,524,735.12x = 229,806,856.26 × 91,169,806.56
  4. Step 4: Simplify right side
    166,524,735.12x = 20,951,446,631,385,924
  5. Step 5: Solve for x
    x = 20,951,446,631,385,924/166,524,735.12
  6. Step 6: Final answer
    x = 125,815,823.19

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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.