Home / 12,285,546,454.12-16,965,763,292.82-11,616,237,717.70

Finding the Fourth Proportional to 12,285,546,454.12, 16,965,763,292.82 and 11,616,237,717.70

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Solution

The fourth proportional to 12,285,546,454.12, 16,965,763,292.82 and 11,616,237,717.70 is: 16,041,479,327.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,285,546,454.12 : 16,965,763,292.82 = 11,616,237,717.70 : x
  2. Step 2: Convert to fraction form
    12,285,546,454.12/16,965,763,292.82 = 11,616,237,717.70/x
  3. Step 3: Cross multiply
    12,285,546,454.12x = 16,965,763,292.82 × 11,616,237,717.70
  4. Step 4: Simplify right side
    12,285,546,454.12x = 197,078,339,471,625,846,784
  5. Step 5: Solve for x
    x = 197,078,339,471,625,846,784/12,285,546,454.12
  6. Step 6: Final answer
    x = 16,041,479,327.57

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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.