Home / 7,993,728,049.20-11,990,592,073.80-7,857,679,153.20

Finding the Fourth Proportional to 7,993,728,049.20, 11,990,592,073.80 and 7,857,679,153.20

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Solution

The fourth proportional to 7,993,728,049.20, 11,990,592,073.80 and 7,857,679,153.20 is: 11,786,518,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993,728,049.20 : 11,990,592,073.80 = 7,857,679,153.20 : x
  2. Step 2: Convert to fraction form
    7,993,728,049.20/11,990,592,073.80 = 7,857,679,153.20/x
  3. Step 3: Cross multiply
    7,993,728,049.20x = 11,990,592,073.80 × 7,857,679,153.20
  4. Step 4: Simplify right side
    7,993,728,049.20x = 94,218,225,372,823,404,544
  5. Step 5: Solve for x
    x = 94,218,225,372,823,404,544/7,993,728,049.20
  6. Step 6: Final answer
    x = 11,786,518,729.80

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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.