Home / 430,443,015.12-593,863,286.40-260,951,914.80

Finding the Fourth Proportional to 430,443,015.12, 593,863,286.40 and 260,951,914.80

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Solution

The fourth proportional to 430,443,015.12, 593,863,286.40 and 260,951,914.80 is: 360,023,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,443,015.12 : 593,863,286.40 = 260,951,914.80 : x
  2. Step 2: Convert to fraction form
    430,443,015.12/593,863,286.40 = 260,951,914.80/x
  3. Step 3: Cross multiply
    430,443,015.12x = 593,863,286.40 × 260,951,914.80
  4. Step 4: Simplify right side
    430,443,015.12x = 154,969,761,715,500,800
  5. Step 5: Solve for x
    x = 154,969,761,715,500,800/430,443,015.12
  6. Step 6: Final answer
    x = 360,023,873.71

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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.