Home / 267,197,103.44-400,806,239.72-127,103,909.84

Finding the Fourth Proportional to 267,197,103.44, 400,806,239.72 and 127,103,909.84

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Solution

The fourth proportional to 267,197,103.44, 400,806,239.72 and 127,103,909.84 is: 190,660,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,197,103.44 : 400,806,239.72 = 127,103,909.84 : x
  2. Step 2: Convert to fraction form
    267,197,103.44/400,806,239.72 = 127,103,909.84/x
  3. Step 3: Cross multiply
    267,197,103.44x = 400,806,239.72 × 127,103,909.84
  4. Step 4: Simplify right side
    267,197,103.44x = 50,944,040,156,680,312
  5. Step 5: Solve for x
    x = 50,944,040,156,680,312/267,197,103.44
  6. Step 6: Final answer
    x = 190,660,899.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.