Home / 202,114,909.95-303,041,986.92-79,305,633.54

Finding the Fourth Proportional to 202,114,909.95, 303,041,986.92 and 79,305,633.54

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Solution

The fourth proportional to 202,114,909.95, 303,041,986.92 and 79,305,633.54 is: 118,907,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,114,909.95 : 303,041,986.92 = 79,305,633.54 : x
  2. Step 2: Convert to fraction form
    202,114,909.95/303,041,986.92 = 79,305,633.54/x
  3. Step 3: Cross multiply
    202,114,909.95x = 303,041,986.92 × 79,305,633.54
  4. Step 4: Simplify right side
    202,114,909.95x = 24,032,936,761,910,996
  5. Step 5: Solve for x
    x = 24,032,936,761,910,996/202,114,909.95
  6. Step 6: Final answer
    x = 118,907,292.73

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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.