Home / 131,112,133.35-196,668,200.03-80,093,797.35

Finding the Fourth Proportional to 131,112,133.35, 196,668,200.03 and 80,093,797.35

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Solution

The fourth proportional to 131,112,133.35, 196,668,200.03 and 80,093,797.35 is: 120,140,696.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,112,133.35 : 196,668,200.03 = 80,093,797.35 : x
  2. Step 2: Convert to fraction form
    131,112,133.35/196,668,200.03 = 80,093,797.35/x
  3. Step 3: Cross multiply
    131,112,133.35x = 196,668,200.03 × 80,093,797.35
  4. Step 4: Simplify right side
    131,112,133.35x = 15,751,902,957,991,614
  5. Step 5: Solve for x
    x = 15,751,902,957,991,614/131,112,133.35
  6. Step 6: Final answer
    x = 120,140,696.03

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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.