Home / 141,231,696.16-194,986,691.76-111,981,183.52

Finding the Fourth Proportional to 141,231,696.16, 194,986,691.76 and 111,981,183.52

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Solution

The fourth proportional to 141,231,696.16, 194,986,691.76 and 111,981,183.52 is: 154,602,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,231,696.16 : 194,986,691.76 = 111,981,183.52 : x
  2. Step 2: Convert to fraction form
    141,231,696.16/194,986,691.76 = 111,981,183.52/x
  3. Step 3: Cross multiply
    141,231,696.16x = 194,986,691.76 × 111,981,183.52
  4. Step 4: Simplify right side
    141,231,696.16x = 21,834,840,513,934,228
  5. Step 5: Solve for x
    x = 21,834,840,513,934,228/141,231,696.16
  6. Step 6: Final answer
    x = 154,602,975.87

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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.