Home / 215,093,383,500.73-296,962,828,253.28-136,922,586,285.44

Finding the Fourth Proportional to 215,093,383,500.73, 296,962,828,253.28 and 136,922,586,285.44

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Solution

The fourth proportional to 215,093,383,500.73, 296,962,828,253.28 and 136,922,586,285.44 is: 189,038,443,736.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,093,383,500.73 : 296,962,828,253.28 = 136,922,586,285.44 : x
  2. Step 2: Convert to fraction form
    215,093,383,500.73/296,962,828,253.28 = 136,922,586,285.44/x
  3. Step 3: Cross multiply
    215,093,383,500.73x = 296,962,828,253.28 × 136,922,586,285.44
  4. Step 4: Simplify right side
    215,093,383,500.73x = 40,660,918,475,078,032,687,104
  5. Step 5: Solve for x
    x = 40,660,918,475,078,032,687,104/215,093,383,500.73
  6. Step 6: Final answer
    x = 189,038,443,736.88

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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.