Home / 151,677,051,984.20-227,198,975,091.26-90,978,832,272.96

Finding the Fourth Proportional to 151,677,051,984.20, 227,198,975,091.26 and 90,978,832,272.96

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Solution

The fourth proportional to 151,677,051,984.20, 227,198,975,091.26 and 90,978,832,272.96 is: 136,278,343,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,677,051,984.20 : 227,198,975,091.26 = 90,978,832,272.96 : x
  2. Step 2: Convert to fraction form
    151,677,051,984.20/227,198,975,091.26 = 90,978,832,272.96/x
  3. Step 3: Cross multiply
    151,677,051,984.20x = 227,198,975,091.26 × 90,978,832,272.96
  4. Step 4: Simplify right side
    151,677,051,984.20x = 20,670,297,447,416,163,467,264
  5. Step 5: Solve for x
    x = 20,670,297,447,416,163,467,264/151,677,051,984.20
  6. Step 6: Final answer
    x = 136,278,343,869.51

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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.