Home / 431,416,765.50-595,357,236.03-235,846,477.50

Finding the Fourth Proportional to 431,416,765.50, 595,357,236.03 and 235,846,477.50

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Solution

The fourth proportional to 431,416,765.50, 595,357,236.03 and 235,846,477.50 is: 325,469,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,416,765.50 : 595,357,236.03 = 235,846,477.50 : x
  2. Step 2: Convert to fraction form
    431,416,765.50/595,357,236.03 = 235,846,477.50/x
  3. Step 3: Cross multiply
    431,416,765.50x = 595,357,236.03 × 235,846,477.50
  4. Step 4: Simplify right side
    431,416,765.50x = 140,412,906,971,811,584
  5. Step 5: Solve for x
    x = 140,412,906,971,811,584/431,416,765.50
  6. Step 6: Final answer
    x = 325,469,286.78

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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.