Home / 217,150,065,784.44-325,772,219,220.55-66,052,440,081.90

Finding the Fourth Proportional to 217,150,065,784.44, 325,772,219,220.55 and 66,052,440,081.90

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Solution

The fourth proportional to 217,150,065,784.44, 325,772,219,220.55 and 66,052,440,081.90 is: 99,092,993,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,150,065,784.44 : 325,772,219,220.55 = 66,052,440,081.90 : x
  2. Step 2: Convert to fraction form
    217,150,065,784.44/325,772,219,220.55 = 66,052,440,081.90/x
  3. Step 3: Cross multiply
    217,150,065,784.44x = 325,772,219,220.55 × 66,052,440,081.90
  4. Step 4: Simplify right side
    217,150,065,784.44x = 21,518,049,990,412,970,491,904
  5. Step 5: Solve for x
    x = 21,518,049,990,412,970,491,904/217,150,065,784.44
  6. Step 6: Final answer
    x = 99,092,993,191.97

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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.