Home / 189,960,193,342.80-284,940,290,014.20-65,883,600,190.80

Finding the Fourth Proportional to 189,960,193,342.80, 284,940,290,014.20 and 65,883,600,190.80

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Solution

The fourth proportional to 189,960,193,342.80, 284,940,290,014.20 and 65,883,600,190.80 is: 98,825,400,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,960,193,342.80 : 284,940,290,014.20 = 65,883,600,190.80 : x
  2. Step 2: Convert to fraction form
    189,960,193,342.80/284,940,290,014.20 = 65,883,600,190.80/x
  3. Step 3: Cross multiply
    189,960,193,342.80x = 284,940,290,014.20 × 65,883,600,190.80
  4. Step 4: Simplify right side
    189,960,193,342.80x = 18,772,892,145,546,155,786,240
  5. Step 5: Solve for x
    x = 18,772,892,145,546,155,786,240/189,960,193,342.80
  6. Step 6: Final answer
    x = 98,825,400,286.20

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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.