Home / 144,682,302,743.50-199,661,743,315.58-80,451,647,999.73

Finding the Fourth Proportional to 144,682,302,743.50, 199,661,743,315.58 and 80,451,647,999.73

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Solution

The fourth proportional to 144,682,302,743.50, 199,661,743,315.58 and 80,451,647,999.73 is: 111,023,366,283.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,682,302,743.50 : 199,661,743,315.58 = 80,451,647,999.73 : x
  2. Step 2: Convert to fraction form
    144,682,302,743.50/199,661,743,315.58 = 80,451,647,999.73/x
  3. Step 3: Cross multiply
    144,682,302,743.50x = 199,661,743,315.58 × 80,451,647,999.73
  4. Step 4: Simplify right side
    144,682,302,743.50x = 16,063,116,292,237,484,359,680
  5. Step 5: Solve for x
    x = 16,063,116,292,237,484,359,680/144,682,302,743.50
  6. Step 6: Final answer
    x = 111,023,366,283.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.