Home / 111,531,326.42-167,054,722.59-53,902,738.82

Finding the Fourth Proportional to 111,531,326.42, 167,054,722.59 and 53,902,738.82

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Solution

The fourth proportional to 111,531,326.42, 167,054,722.59 and 53,902,738.82 is: 80,737,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,531,326.42 : 167,054,722.59 = 53,902,738.82 : x
  2. Step 2: Convert to fraction form
    111,531,326.42/167,054,722.59 = 53,902,738.82/x
  3. Step 3: Cross multiply
    111,531,326.42x = 167,054,722.59 × 53,902,738.82
  4. Step 4: Simplify right side
    111,531,326.42x = 9,004,707,080,416,324
  5. Step 5: Solve for x
    x = 9,004,707,080,416,324/111,531,326.42
  6. Step 6: Final answer
    x = 80,737,021.33

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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.