Home / 16,857,454,835.78-25,277,907,940.43-8,338,995,433.59

Finding the Fourth Proportional to 16,857,454,835.78, 25,277,907,940.43 and 8,338,995,433.59

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Solution

The fourth proportional to 16,857,454,835.78, 25,277,907,940.43 and 8,338,995,433.59 is: 12,504,400,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,454,835.78 : 25,277,907,940.43 = 8,338,995,433.59 : x
  2. Step 2: Convert to fraction form
    16,857,454,835.78/25,277,907,940.43 = 8,338,995,433.59/x
  3. Step 3: Cross multiply
    16,857,454,835.78x = 25,277,907,940.43 × 8,338,995,433.59
  4. Step 4: Simplify right side
    16,857,454,835.78x = 210,792,358,885,912,477,696
  5. Step 5: Solve for x
    x = 210,792,358,885,912,477,696/16,857,454,835.78
  6. Step 6: Final answer
    x = 12,504,400,037.81

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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.