Home / 149,365,940,640.20-206,125,619,112.34-80,777,353,754

Finding the Fourth Proportional to 149,365,940,640.20, 206,125,619,112.34 and 80,777,353,754

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Solution

The fourth proportional to 149,365,940,640.20, 206,125,619,112.34 and 80,777,353,754 is: 111,473,084,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,365,940,640.20 : 206,125,619,112.34 = 80,777,353,754 : x
  2. Step 2: Convert to fraction form
    149,365,940,640.20/206,125,619,112.34 = 80,777,353,754/x
  3. Step 3: Cross multiply
    149,365,940,640.20x = 206,125,619,112.34 × 80,777,353,754
  4. Step 4: Simplify right side
    149,365,940,640.20x = 16,650,282,052,799,751,520,256
  5. Step 5: Solve for x
    x = 16,650,282,052,799,751,520,256/149,365,940,640.20
  6. Step 6: Final answer
    x = 111,473,084,033.98

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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.