Home / 166,665,471.22-250,003,876.53-79,181,838.64

Finding the Fourth Proportional to 166,665,471.22, 250,003,876.53 and 79,181,838.64

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Solution

The fourth proportional to 166,665,471.22, 250,003,876.53 and 79,181,838.64 is: 118,775,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,665,471.22 : 250,003,876.53 = 79,181,838.64 : x
  2. Step 2: Convert to fraction form
    166,665,471.22/250,003,876.53 = 79,181,838.64/x
  3. Step 3: Cross multiply
    166,665,471.22x = 250,003,876.53 × 79,181,838.64
  4. Step 4: Simplify right side
    166,665,471.22x = 19,795,766,609,522,924
  5. Step 5: Solve for x
    x = 19,795,766,609,522,924/166,665,471.22
  6. Step 6: Final answer
    x = 118,775,451.60

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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.