Home / 204,123,376,099.89-281,690,286,589.73-112,671,944,180.51

Finding the Fourth Proportional to 204,123,376,099.89, 281,690,286,589.73 and 112,671,944,180.51

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Solution

The fourth proportional to 204,123,376,099.89, 281,690,286,589.73 and 112,671,944,180.51 is: 155,487,298,188.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,123,376,099.89 : 281,690,286,589.73 = 112,671,944,180.51 : x
  2. Step 2: Convert to fraction form
    204,123,376,099.89/281,690,286,589.73 = 112,671,944,180.51/x
  3. Step 3: Cross multiply
    204,123,376,099.89x = 281,690,286,589.73 × 112,671,944,180.51
  4. Step 4: Simplify right side
    204,123,376,099.89x = 31,738,592,246,829,917,667,328
  5. Step 5: Solve for x
    x = 31,738,592,246,829,917,667,328/204,123,376,099.89
  6. Step 6: Final answer
    x = 155,487,298,188.22

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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.