Home / 151,086,167.20-226,629,250.80-138,489,047.20

Finding the Fourth Proportional to 151,086,167.20, 226,629,250.80 and 138,489,047.20

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Solution

The fourth proportional to 151,086,167.20, 226,629,250.80 and 138,489,047.20 is: 207,733,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,086,167.20 : 226,629,250.80 = 138,489,047.20 : x
  2. Step 2: Convert to fraction form
    151,086,167.20/226,629,250.80 = 138,489,047.20/x
  3. Step 3: Cross multiply
    151,086,167.20x = 226,629,250.80 × 138,489,047.20
  4. Step 4: Simplify right side
    151,086,167.20x = 31,385,669,010,941,836
  5. Step 5: Solve for x
    x = 31,385,669,010,941,836/151,086,167.20
  6. Step 6: Final answer
    x = 207,733,570.80

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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.