Home / 151,274,376.20-226,911,564.30-129,751,015.70

Finding the Fourth Proportional to 151,274,376.20, 226,911,564.30 and 129,751,015.70

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Solution

The fourth proportional to 151,274,376.20, 226,911,564.30 and 129,751,015.70 is: 194,626,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,274,376.20 : 226,911,564.30 = 129,751,015.70 : x
  2. Step 2: Convert to fraction form
    151,274,376.20/226,911,564.30 = 129,751,015.70/x
  3. Step 3: Cross multiply
    151,274,376.20x = 226,911,564.30 × 129,751,015.70
  4. Step 4: Simplify right side
    151,274,376.20x = 29,442,005,942,000,860
  5. Step 5: Solve for x
    x = 29,442,005,942,000,860/151,274,376.20
  6. Step 6: Final answer
    x = 194,626,523.55

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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.