Home / 164,718,813.28-227,105,138.00-120,589,198.54

Finding the Fourth Proportional to 164,718,813.28, 227,105,138.00 and 120,589,198.54

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Solution

The fourth proportional to 164,718,813.28, 227,105,138.00 and 120,589,198.54 is: 166,261,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,718,813.28 : 227,105,138.00 = 120,589,198.54 : x
  2. Step 2: Convert to fraction form
    164,718,813.28/227,105,138.00 = 120,589,198.54/x
  3. Step 3: Cross multiply
    164,718,813.28x = 227,105,138.00 × 120,589,198.54
  4. Step 4: Simplify right side
    164,718,813.28x = 27,386,426,575,469,808
  5. Step 5: Solve for x
    x = 27,386,426,575,469,808/164,718,813.28
  6. Step 6: Final answer
    x = 166,261,679.71

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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.