Home / 281,628,250,360.56-422,444,990,471.16-80,169,978,460.56

Finding the Fourth Proportional to 281,628,250,360.56, 422,444,990,471.16 and 80,169,978,460.56

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Solution

The fourth proportional to 281,628,250,360.56, 422,444,990,471.16 and 80,169,978,460.56 is: 120,255,712,072.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,628,250,360.56 : 422,444,990,471.16 = 80,169,978,460.56 : x
  2. Step 2: Convert to fraction form
    281,628,250,360.56/422,444,990,471.16 = 80,169,978,460.56/x
  3. Step 3: Cross multiply
    281,628,250,360.56x = 422,444,990,471.16 × 80,169,978,460.56
  4. Step 4: Simplify right side
    281,628,250,360.56x = 33,867,405,786,844,370,042,880
  5. Step 5: Solve for x
    x = 33,867,405,786,844,370,042,880/281,628,250,360.56
  6. Step 6: Final answer
    x = 120,255,712,072.51

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1.5x scale

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.