Home / 12,530,116,321.92-18,794,901,455.28-5,894,067,199.68

Finding the Fourth Proportional to 12,530,116,321.92, 18,794,901,455.28 and 5,894,067,199.68

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Solution

The fourth proportional to 12,530,116,321.92, 18,794,901,455.28 and 5,894,067,199.68 is: 8,840,972,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,116,321.92 : 18,794,901,455.28 = 5,894,067,199.68 : x
  2. Step 2: Convert to fraction form
    12,530,116,321.92/18,794,901,455.28 = 5,894,067,199.68/x
  3. Step 3: Cross multiply
    12,530,116,321.92x = 18,794,901,455.28 × 5,894,067,199.68
  4. Step 4: Simplify right side
    12,530,116,321.92x = 110,778,412,188,783,738,880
  5. Step 5: Solve for x
    x = 110,778,412,188,783,738,880/12,530,116,321.92
  6. Step 6: Final answer
    x = 8,840,972,369.51

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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.