Home / 168,036,683,219.19-231,891,321,499.96-90,874,522,972.22

Finding the Fourth Proportional to 168,036,683,219.19, 231,891,321,499.96 and 90,874,522,972.22

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Solution

The fourth proportional to 168,036,683,219.19, 231,891,321,499.96 and 90,874,522,972.22 is: 125,407,219,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,036,683,219.19 : 231,891,321,499.96 = 90,874,522,972.22 : x
  2. Step 2: Convert to fraction form
    168,036,683,219.19/231,891,321,499.96 = 90,874,522,972.22/x
  3. Step 3: Cross multiply
    168,036,683,219.19x = 231,891,321,499.96 × 90,874,522,972.22
  4. Step 4: Simplify right side
    168,036,683,219.19x = 21,073,013,222,705,408,770,048
  5. Step 5: Solve for x
    x = 21,073,013,222,705,408,770,048/168,036,683,219.19
  6. Step 6: Final answer
    x = 125,407,219,536.80

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Double scale
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1.5x scale

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.