Home / 170,522,964.62-255,674,467.82-66,902,642.18

Finding the Fourth Proportional to 170,522,964.62, 255,674,467.82 and 66,902,642.18

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Solution

The fourth proportional to 170,522,964.62, 255,674,467.82 and 66,902,642.18 is: 100,310,814.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,522,964.62 : 255,674,467.82 = 66,902,642.18 : x
  2. Step 2: Convert to fraction form
    170,522,964.62/255,674,467.82 = 66,902,642.18/x
  3. Step 3: Cross multiply
    170,522,964.62x = 255,674,467.82 × 66,902,642.18
  4. Step 4: Simplify right side
    170,522,964.62x = 17,105,297,435,123,384
  5. Step 5: Solve for x
    x = 17,105,297,435,123,384/170,522,964.62
  6. Step 6: Final answer
    x = 100,310,814.28

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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.