Home / 8,206,910,668.91-11,331,096,265.80-5,198,832,771.14

Finding the Fourth Proportional to 8,206,910,668.91, 11,331,096,265.80 and 5,198,832,771.14

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Solution

The fourth proportional to 8,206,910,668.91, 11,331,096,265.80 and 5,198,832,771.14 is: 7,177,911,028.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206,910,668.91 : 11,331,096,265.80 = 5,198,832,771.14 : x
  2. Step 2: Convert to fraction form
    8,206,910,668.91/11,331,096,265.80 = 5,198,832,771.14/x
  3. Step 3: Cross multiply
    8,206,910,668.91x = 11,331,096,265.80 × 5,198,832,771.14
  4. Step 4: Simplify right side
    8,206,910,668.91x = 58,908,474,599,611,441,152
  5. Step 5: Solve for x
    x = 58,908,474,599,611,441,152/8,206,910,668.91
  6. Step 6: Final answer
    x = 7,177,911,028.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.