Home / 8,449,906,885.60-12,674,860,328.40-8,091,644,792.80

Finding the Fourth Proportional to 8,449,906,885.60, 12,674,860,328.40 and 8,091,644,792.80

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Solution

The fourth proportional to 8,449,906,885.60, 12,674,860,328.40 and 8,091,644,792.80 is: 12,137,467,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,906,885.60 : 12,674,860,328.40 = 8,091,644,792.80 : x
  2. Step 2: Convert to fraction form
    8,449,906,885.60/12,674,860,328.40 = 8,091,644,792.80/x
  3. Step 3: Cross multiply
    8,449,906,885.60x = 12,674,860,328.40 × 8,091,644,792.80
  4. Step 4: Simplify right side
    8,449,906,885.60x = 102,560,467,575,765,155,840
  5. Step 5: Solve for x
    x = 102,560,467,575,765,155,840/8,449,906,885.60
  6. Step 6: Final answer
    x = 12,137,467,189.20

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Double scale
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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.