Home / 194,599,156,974.39-291,792,325,114.05-154,519,468,370.86

Finding the Fourth Proportional to 194,599,156,974.39, 291,792,325,114.05 and 154,519,468,370.86

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Solution

The fourth proportional to 194,599,156,974.39, 291,792,325,114.05 and 154,519,468,370.86 is: 231,694,708,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,599,156,974.39 : 291,792,325,114.05 = 154,519,468,370.86 : x
  2. Step 2: Convert to fraction form
    194,599,156,974.39/291,792,325,114.05 = 154,519,468,370.86/x
  3. Step 3: Cross multiply
    194,599,156,974.39x = 291,792,325,114.05 × 154,519,468,370.86
  4. Step 4: Simplify right side
    194,599,156,974.39x = 45,087,594,951,320,144,969,728
  5. Step 5: Solve for x
    x = 45,087,594,951,320,144,969,728/194,599,156,974.39
  6. Step 6: Final answer
    x = 231,694,708,509.21

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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.