Home / 147,951,993,974.40-204,173,751,697.44-80,286,584,192.64

Finding the Fourth Proportional to 147,951,993,974.40, 204,173,751,697.44 and 80,286,584,192.64

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Solution

The fourth proportional to 147,951,993,974.40, 204,173,751,697.44 and 80,286,584,192.64 is: 110,795,486,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,951,993,974.40 : 204,173,751,697.44 = 80,286,584,192.64 : x
  2. Step 2: Convert to fraction form
    147,951,993,974.40/204,173,751,697.44 = 80,286,584,192.64/x
  3. Step 3: Cross multiply
    147,951,993,974.40x = 204,173,751,697.44 × 80,286,584,192.64
  4. Step 4: Simplify right side
    147,951,993,974.40x = 16,392,413,105,583,690,874,880
  5. Step 5: Solve for x
    x = 16,392,413,105,583,690,874,880/147,951,993,974.40
  6. Step 6: Final answer
    x = 110,795,486,192.77

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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.