Home / 132,193,313.20-198,289,969.80-123,235,361.20

Finding the Fourth Proportional to 132,193,313.20, 198,289,969.80 and 123,235,361.20

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Solution

The fourth proportional to 132,193,313.20, 198,289,969.80 and 123,235,361.20 is: 184,853,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,193,313.20 : 198,289,969.80 = 123,235,361.20 : x
  2. Step 2: Convert to fraction form
    132,193,313.20/198,289,969.80 = 123,235,361.20/x
  3. Step 3: Cross multiply
    132,193,313.20x = 198,289,969.80 × 123,235,361.20
  4. Step 4: Simplify right side
    132,193,313.20x = 24,436,336,050,640,092
  5. Step 5: Solve for x
    x = 24,436,336,050,640,092/132,193,313.20
  6. Step 6: Final answer
    x = 184,853,041.80

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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.