Home / 217,150,065,785.70-325,772,219,222.42-66,052,440,083.15

Finding the Fourth Proportional to 217,150,065,785.70, 325,772,219,222.42 and 66,052,440,083.15

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Solution

The fourth proportional to 217,150,065,785.70, 325,772,219,222.42 and 66,052,440,083.15 is: 99,092,993,193.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,150,065,785.70 : 325,772,219,222.42 = 66,052,440,083.15 : x
  2. Step 2: Convert to fraction form
    217,150,065,785.70/325,772,219,222.42 = 66,052,440,083.15/x
  3. Step 3: Cross multiply
    217,150,065,785.70x = 325,772,219,222.42 × 66,052,440,083.15
  4. Step 4: Simplify right side
    217,150,065,785.70x = 21,518,049,990,943,705,137,152
  5. Step 5: Solve for x
    x = 21,518,049,990,943,705,137,152/217,150,065,785.70
  6. Step 6: Final answer
    x = 99,092,993,193.84

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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.