Home / 53,474,865,816.20-80,212,298,724.30-28,679,954,520.20

Finding the Fourth Proportional to 53,474,865,816.20, 80,212,298,724.30 and 28,679,954,520.20

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Solution

The fourth proportional to 53,474,865,816.20, 80,212,298,724.30 and 28,679,954,520.20 is: 43,019,931,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,474,865,816.20 : 80,212,298,724.30 = 28,679,954,520.20 : x
  2. Step 2: Convert to fraction form
    53,474,865,816.20/80,212,298,724.30 = 28,679,954,520.20/x
  3. Step 3: Cross multiply
    53,474,865,816.20x = 80,212,298,724.30 × 28,679,954,520.20
  4. Step 4: Simplify right side
    53,474,865,816.20x = 2,300,485,079,373,620,707,328
  5. Step 5: Solve for x
    x = 2,300,485,079,373,620,707,328/53,474,865,816.20
  6. Step 6: Final answer
    x = 43,019,931,780.30

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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.