Home / 12,107,622,166.20-18,161,433,249.30-8,969,516,205.30

Finding the Fourth Proportional to 12,107,622,166.20, 18,161,433,249.30 and 8,969,516,205.30

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Solution

The fourth proportional to 12,107,622,166.20, 18,161,433,249.30 and 8,969,516,205.30 is: 13,454,274,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107,622,166.20 : 18,161,433,249.30 = 8,969,516,205.30 : x
  2. Step 2: Convert to fraction form
    12,107,622,166.20/18,161,433,249.30 = 8,969,516,205.30/x
  3. Step 3: Cross multiply
    12,107,622,166.20x = 18,161,433,249.30 × 8,969,516,205.30
  4. Step 4: Simplify right side
    12,107,622,166.20x = 162,899,269,841,070,555,136
  5. Step 5: Solve for x
    x = 162,899,269,841,070,555,136/12,107,622,166.20
  6. Step 6: Final answer
    x = 13,454,274,307.95

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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.