Home / 234,923,540.80-352,385,311.20-73,381,806.40

Finding the Fourth Proportional to 234,923,540.80, 352,385,311.20 and 73,381,806.40

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Solution

The fourth proportional to 234,923,540.80, 352,385,311.20 and 73,381,806.40 is: 110,072,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,923,540.80 : 352,385,311.20 = 73,381,806.40 : x
  2. Step 2: Convert to fraction form
    234,923,540.80/352,385,311.20 = 73,381,806.40/x
  3. Step 3: Cross multiply
    234,923,540.80x = 352,385,311.20 × 73,381,806.40
  4. Step 4: Simplify right side
    234,923,540.80x = 25,858,670,684,682,152
  5. Step 5: Solve for x
    x = 25,858,670,684,682,152/234,923,540.80
  6. Step 6: Final answer
    x = 110,072,709.60

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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.