Home / 335,231,859.20-502,474,540.80-130,691,955.20

Finding the Fourth Proportional to 335,231,859.20, 502,474,540.80 and 130,691,955.20

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Solution

The fourth proportional to 335,231,859.20, 502,474,540.80 and 130,691,955.20 is: 195,892,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,231,859.20 : 502,474,540.80 = 130,691,955.20 : x
  2. Step 2: Convert to fraction form
    335,231,859.20/502,474,540.80 = 130,691,955.20/x
  3. Step 3: Cross multiply
    335,231,859.20x = 502,474,540.80 × 130,691,955.20
  4. Step 4: Simplify right side
    335,231,859.20x = 65,669,380,175,374,176
  5. Step 5: Solve for x
    x = 65,669,380,175,374,176/335,231,859.20
  6. Step 6: Final answer
    x = 195,892,420.05

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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.