Home / 189,467,922.11-283,908,940.89-147,870,166.97

Finding the Fourth Proportional to 189,467,922.11, 283,908,940.89 and 147,870,166.97

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Solution

The fourth proportional to 189,467,922.11, 283,908,940.89 and 147,870,166.97 is: 221,576,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,467,922.11 : 283,908,940.89 = 147,870,166.97 : x
  2. Step 2: Convert to fraction form
    189,467,922.11/283,908,940.89 = 147,870,166.97/x
  3. Step 3: Cross multiply
    189,467,922.11x = 283,908,940.89 × 147,870,166.97
  4. Step 4: Simplify right side
    189,467,922.11x = 41,981,662,493,835,424
  5. Step 5: Solve for x
    x = 41,981,662,493,835,424/189,467,922.11
  6. Step 6: Final answer
    x = 221,576,623.78

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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.