Home / 11,261,362,138.70-16,892,043,208.05-8,654,325,169.10

Finding the Fourth Proportional to 11,261,362,138.70, 16,892,043,208.05 and 8,654,325,169.10

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Solution

The fourth proportional to 11,261,362,138.70, 16,892,043,208.05 and 8,654,325,169.10 is: 12,981,487,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261,362,138.70 : 16,892,043,208.05 = 8,654,325,169.10 : x
  2. Step 2: Convert to fraction form
    11,261,362,138.70/16,892,043,208.05 = 8,654,325,169.10/x
  3. Step 3: Cross multiply
    11,261,362,138.70x = 16,892,043,208.05 × 8,654,325,169.10
  4. Step 4: Simplify right side
    11,261,362,138.70x = 146,189,234,692,951,818,240
  5. Step 5: Solve for x
    x = 146,189,234,692,951,818,240/11,261,362,138.70
  6. Step 6: Final answer
    x = 12,981,487,753.65

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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.