Home / 166,665,475.69-250,003,883.22-79,181,843.09

Finding the Fourth Proportional to 166,665,475.69, 250,003,883.22 and 79,181,843.09

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Solution

The fourth proportional to 166,665,475.69, 250,003,883.22 and 79,181,843.09 is: 118,775,458.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,665,475.69 : 250,003,883.22 = 79,181,843.09 : x
  2. Step 2: Convert to fraction form
    166,665,475.69/250,003,883.22 = 79,181,843.09/x
  3. Step 3: Cross multiply
    166,665,475.69x = 250,003,883.22 × 79,181,843.09
  4. Step 4: Simplify right side
    166,665,475.69x = 19,795,768,253,802,848
  5. Step 5: Solve for x
    x = 19,795,768,253,802,848/166,665,475.69
  6. Step 6: Final answer
    x = 118,775,458.28

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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.