Home / 10,560,608,081.80-15,840,912,122.70-5,318,190,622.60

Finding the Fourth Proportional to 10,560,608,081.80, 15,840,912,122.70 and 5,318,190,622.60

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Solution

The fourth proportional to 10,560,608,081.80, 15,840,912,122.70 and 5,318,190,622.60 is: 7,977,285,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560,608,081.80 : 15,840,912,122.70 = 5,318,190,622.60 : x
  2. Step 2: Convert to fraction form
    10,560,608,081.80/15,840,912,122.70 = 5,318,190,622.60/x
  3. Step 3: Cross multiply
    10,560,608,081.80x = 15,840,912,122.70 × 5,318,190,622.60
  4. Step 4: Simplify right side
    10,560,608,081.80x = 84,244,990,304,373,817,344
  5. Step 5: Solve for x
    x = 84,244,990,304,373,817,344/10,560,608,081.80
  6. Step 6: Final answer
    x = 7,977,285,933.90

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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.