Home / 197,199,747,881.89-295,990,900,485.45-95,168,145,190.65

Finding the Fourth Proportional to 197,199,747,881.89, 295,990,900,485.45 and 95,168,145,190.65

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Solution

The fourth proportional to 197,199,747,881.89, 295,990,900,485.45 and 95,168,145,190.65 is: 142,844,528,429.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,199,747,881.89 : 295,990,900,485.45 = 95,168,145,190.65 : x
  2. Step 2: Convert to fraction form
    197,199,747,881.89/295,990,900,485.45 = 95,168,145,190.65/x
  3. Step 3: Cross multiply
    197,199,747,881.89x = 295,990,900,485.45 × 95,168,145,190.65
  4. Step 4: Simplify right side
    197,199,747,881.89x = 28,168,904,992,510,539,988,992
  5. Step 5: Solve for x
    x = 28,168,904,992,510,539,988,992/197,199,747,881.89
  6. Step 6: Final answer
    x = 142,844,528,429.02

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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.