Home / 5,311,039,163.60-7,966,558,745.40-5,157,984,155.60

Finding the Fourth Proportional to 5,311,039,163.60, 7,966,558,745.40 and 5,157,984,155.60

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Solution

The fourth proportional to 5,311,039,163.60, 7,966,558,745.40 and 5,157,984,155.60 is: 7,736,976,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311,039,163.60 : 7,966,558,745.40 = 5,157,984,155.60 : x
  2. Step 2: Convert to fraction form
    5,311,039,163.60/7,966,558,745.40 = 5,157,984,155.60/x
  3. Step 3: Cross multiply
    5,311,039,163.60x = 7,966,558,745.40 × 5,157,984,155.60
  4. Step 4: Simplify right side
    5,311,039,163.60x = 41,091,383,783,429,816,320
  5. Step 5: Solve for x
    x = 41,091,383,783,429,816,320/5,311,039,163.60
  6. Step 6: Final answer
    x = 7,736,976,233.40

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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.