Home / 12,296,891,513.85-16,969,718,296.11-6,658,111,185.09

Finding the Fourth Proportional to 12,296,891,513.85, 16,969,718,296.11 and 6,658,111,185.09

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Solution

The fourth proportional to 12,296,891,513.85, 16,969,718,296.11 and 6,658,111,185.09 is: 9,188,197,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,891,513.85 : 16,969,718,296.11 = 6,658,111,185.09 : x
  2. Step 2: Convert to fraction form
    12,296,891,513.85/16,969,718,296.11 = 6,658,111,185.09/x
  3. Step 3: Cross multiply
    12,296,891,513.85x = 16,969,718,296.11 × 6,658,111,185.09
  4. Step 4: Simplify right side
    12,296,891,513.85x = 112,986,271,195,156,414,464
  5. Step 5: Solve for x
    x = 112,986,271,195,156,414,464/12,296,891,513.85
  6. Step 6: Final answer
    x = 9,188,197,770.79

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Double scale
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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.