Home / 178,668,267.80-268,002,401.70-162,795,896.60

Finding the Fourth Proportional to 178,668,267.80, 268,002,401.70 and 162,795,896.60

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Solution

The fourth proportional to 178,668,267.80, 268,002,401.70 and 162,795,896.60 is: 244,193,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,668,267.80 : 268,002,401.70 = 162,795,896.60 : x
  2. Step 2: Convert to fraction form
    178,668,267.80/268,002,401.70 = 162,795,896.60/x
  3. Step 3: Cross multiply
    178,668,267.80x = 268,002,401.70 × 162,795,896.60
  4. Step 4: Simplify right side
    178,668,267.80x = 43,629,691,275,704,864
  5. Step 5: Solve for x
    x = 43,629,691,275,704,864/178,668,267.80
  6. Step 6: Final answer
    x = 244,193,844.90

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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.