Home / 135,987,222.42-204,020,627.31-43,869,188.34

Finding the Fourth Proportional to 135,987,222.42, 204,020,627.31 and 43,869,188.34

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Solution

The fourth proportional to 135,987,222.42, 204,020,627.31 and 43,869,188.34 is: 65,816,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,987,222.42 : 204,020,627.31 = 43,869,188.34 : x
  2. Step 2: Convert to fraction form
    135,987,222.42/204,020,627.31 = 43,869,188.34/x
  3. Step 3: Cross multiply
    135,987,222.42x = 204,020,627.31 × 43,869,188.34
  4. Step 4: Simplify right side
    135,987,222.42x = 8,950,219,324,707,338
  5. Step 5: Solve for x
    x = 8,950,219,324,707,338/135,987,222.42
  6. Step 6: Final answer
    x = 65,816,619.87

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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.