Home / 11,261,362,135.20-16,892,043,202.80-8,654,325,165.60

Finding the Fourth Proportional to 11,261,362,135.20, 16,892,043,202.80 and 8,654,325,165.60

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Solution

The fourth proportional to 11,261,362,135.20, 16,892,043,202.80 and 8,654,325,165.60 is: 12,981,487,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261,362,135.20 : 16,892,043,202.80 = 8,654,325,165.60 : x
  2. Step 2: Convert to fraction form
    11,261,362,135.20/16,892,043,202.80 = 8,654,325,165.60/x
  3. Step 3: Cross multiply
    11,261,362,135.20x = 16,892,043,202.80 × 8,654,325,165.60
  4. Step 4: Simplify right side
    11,261,362,135.20x = 146,189,234,588,394,471,424
  5. Step 5: Solve for x
    x = 146,189,234,588,394,471,424/11,261,362,135.20
  6. Step 6: Final answer
    x = 12,981,487,748.40

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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.