Home / 203,689,559.43-305,531,352.03-50,335,617.69

Finding the Fourth Proportional to 203,689,559.43, 305,531,352.03 and 50,335,617.69

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Solution

The fourth proportional to 203,689,559.43, 305,531,352.03 and 50,335,617.69 is: 75,502,688.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,689,559.43 : 305,531,352.03 = 50,335,617.69 : x
  2. Step 2: Convert to fraction form
    203,689,559.43/305,531,352.03 = 50,335,617.69/x
  3. Step 3: Cross multiply
    203,689,559.43x = 305,531,352.03 × 50,335,617.69
  4. Step 4: Simplify right side
    203,689,559.43x = 15,379,109,328,090,884
  5. Step 5: Solve for x
    x = 15,379,109,328,090,884/203,689,559.43
  6. Step 6: Final answer
    x = 75,502,688.36

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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.