Home / 131,126,799.60-196,851,940.20-82,604,559.60

Finding the Fourth Proportional to 131,126,799.60, 196,851,940.20 and 82,604,559.60

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Solution

The fourth proportional to 131,126,799.60, 196,851,940.20 and 82,604,559.60 is: 124,008,729.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,126,799.60 : 196,851,940.20 = 82,604,559.60 : x
  2. Step 2: Convert to fraction form
    131,126,799.60/196,851,940.20 = 82,604,559.60/x
  3. Step 3: Cross multiply
    131,126,799.60x = 196,851,940.20 × 82,604,559.60
  4. Step 4: Simplify right side
    131,126,799.60x = 16,260,867,826,626,534
  5. Step 5: Solve for x
    x = 16,260,867,826,626,534/131,126,799.60
  6. Step 6: Final answer
    x = 124,008,729.54

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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.