Home / 10,560,608,564.80-15,840,912,847.20-5,318,191,105.60

Finding the Fourth Proportional to 10,560,608,564.80, 15,840,912,847.20 and 5,318,191,105.60

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Solution

The fourth proportional to 10,560,608,564.80, 15,840,912,847.20 and 5,318,191,105.60 is: 7,977,286,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560,608,564.80 : 15,840,912,847.20 = 5,318,191,105.60 : x
  2. Step 2: Convert to fraction form
    10,560,608,564.80/15,840,912,847.20 = 5,318,191,105.60/x
  3. Step 3: Cross multiply
    10,560,608,564.80x = 15,840,912,847.20 × 5,318,191,105.60
  4. Step 4: Simplify right side
    10,560,608,564.80x = 84,245,001,808,563,814,400
  5. Step 5: Solve for x
    x = 84,245,001,808,563,814,400/10,560,608,564.80
  6. Step 6: Final answer
    x = 7,977,286,658.40

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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.