Home / 8,449,906,946.10-12,674,860,419.15-8,091,644,853.30

Finding the Fourth Proportional to 8,449,906,946.10, 12,674,860,419.15 and 8,091,644,853.30

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Solution

The fourth proportional to 8,449,906,946.10, 12,674,860,419.15 and 8,091,644,853.30 is: 12,137,467,279.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,906,946.10 : 12,674,860,419.15 = 8,091,644,853.30 : x
  2. Step 2: Convert to fraction form
    8,449,906,946.10/12,674,860,419.15 = 8,091,644,853.30/x
  3. Step 3: Cross multiply
    8,449,906,946.10x = 12,674,860,419.15 × 8,091,644,853.30
  4. Step 4: Simplify right side
    8,449,906,946.10x = 102,560,469,076,910,981,120
  5. Step 5: Solve for x
    x = 102,560,469,076,910,981,120/8,449,906,946.10
  6. Step 6: Final answer
    x = 12,137,467,279.95

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Double scale
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Similar ratio
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1.5x scale

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.