Home / 439,540,981,837.20-659,359,845,696.60-160,429,113,421.20

Finding the Fourth Proportional to 439,540,981,837.20, 659,359,845,696.60 and 160,429,113,421.20

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Solution

The fourth proportional to 439,540,981,837.20, 659,359,845,696.60 and 160,429,113,421.20 is: 240,661,325,887.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,540,981,837.20 : 659,359,845,696.60 = 160,429,113,421.20 : x
  2. Step 2: Convert to fraction form
    439,540,981,837.20/659,359,845,696.60 = 160,429,113,421.20/x
  3. Step 3: Cross multiply
    439,540,981,837.20x = 659,359,845,696.60 × 160,429,113,421.20
  4. Step 4: Simplify right side
    439,540,981,837.20x = 105,780,515,470,644,770,504,704
  5. Step 5: Solve for x
    x = 105,780,515,470,644,770,504,704/439,540,981,837.20
  6. Step 6: Final answer
    x = 240,661,325,887.07

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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.