Home / 381,824,311,805.92-572,738,279,205.84-116,828,274,665.44

Finding the Fourth Proportional to 381,824,311,805.92, 572,738,279,205.84 and 116,828,274,665.44

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Solution

The fourth proportional to 381,824,311,805.92, 572,738,279,205.84 and 116,828,274,665.44 is: 175,242,966,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,824,311,805.92 : 572,738,279,205.84 = 116,828,274,665.44 : x
  2. Step 2: Convert to fraction form
    381,824,311,805.92/572,738,279,205.84 = 116,828,274,665.44/x
  3. Step 3: Cross multiply
    381,824,311,805.92x = 572,738,279,205.84 × 116,828,274,665.44
  4. Step 4: Simplify right side
    381,824,311,805.92x = 66,912,024,994,471,338,835,968
  5. Step 5: Solve for x
    x = 66,912,024,994,471,338,835,968/381,824,311,805.92
  6. Step 6: Final answer
    x = 175,242,966,268.95

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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.