Home / 132,290,749.25-182,486,776.61-79,353,371.49

Finding the Fourth Proportional to 132,290,749.25, 182,486,776.61 and 79,353,371.49

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Solution

The fourth proportional to 132,290,749.25, 182,486,776.61 and 79,353,371.49 is: 109,462,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,290,749.25 : 182,486,776.61 = 79,353,371.49 : x
  2. Step 2: Convert to fraction form
    132,290,749.25/182,486,776.61 = 79,353,371.49/x
  3. Step 3: Cross multiply
    132,290,749.25x = 182,486,776.61 × 79,353,371.49
  4. Step 4: Simplify right side
    132,290,749.25x = 14,480,940,975,949,204
  5. Step 5: Solve for x
    x = 14,480,940,975,949,204/132,290,749.25
  6. Step 6: Final answer
    x = 109,462,990.11

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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.