Home / 166,524,743.37-229,806,867.69-91,169,814.81

Finding the Fourth Proportional to 166,524,743.37, 229,806,867.69 and 91,169,814.81

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Solution

The fourth proportional to 166,524,743.37, 229,806,867.69 and 91,169,814.81 is: 125,815,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,524,743.37 : 229,806,867.69 = 91,169,814.81 : x
  2. Step 2: Convert to fraction form
    166,524,743.37/229,806,867.69 = 91,169,814.81/x
  3. Step 3: Cross multiply
    166,524,743.37x = 229,806,867.69 × 91,169,814.81
  4. Step 4: Simplify right side
    166,524,743.37x = 20,951,449,569,363,472
  5. Step 5: Solve for x
    x = 20,951,449,569,363,472/166,524,743.37
  6. Step 6: Final answer
    x = 125,815,834.60

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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.