Home / 166,273,934.64-229,448,774.16-91,930,197.12

Finding the Fourth Proportional to 166,273,934.64, 229,448,774.16 and 91,930,197.12

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Solution

The fourth proportional to 166,273,934.64, 229,448,774.16 and 91,930,197.12 is: 126,858,554.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,273,934.64 : 229,448,774.16 = 91,930,197.12 : x
  2. Step 2: Convert to fraction form
    166,273,934.64/229,448,774.16 = 91,930,197.12/x
  3. Step 3: Cross multiply
    166,273,934.64x = 229,448,774.16 × 91,930,197.12
  4. Step 4: Simplify right side
    166,273,934.64x = 21,093,271,037,471,164
  5. Step 5: Solve for x
    x = 21,093,271,037,471,164/166,273,934.64
  6. Step 6: Final answer
    x = 126,858,554.73

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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.