Home / 225,667,647-311,289,411.42-141,903,206.92

Finding the Fourth Proportional to 225,667,647, 311,289,411.42 and 141,903,206.92

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Solution

The fourth proportional to 225,667,647, 311,289,411.42 and 141,903,206.92 is: 195,743,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,667,647 : 311,289,411.42 = 141,903,206.92 : x
  2. Step 2: Convert to fraction form
    225,667,647/311,289,411.42 = 141,903,206.92/x
  3. Step 3: Cross multiply
    225,667,647x = 311,289,411.42 × 141,903,206.92
  4. Step 4: Simplify right side
    225,667,647x = 44,172,965,760,737,272
  5. Step 5: Solve for x
    x = 44,172,965,760,737,272/225,667,647
  6. Step 6: Final answer
    x = 195,743,458.79

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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.