Home / 279,504,231.40-419,634,260.70-177,467,559.40

Finding the Fourth Proportional to 279,504,231.40, 419,634,260.70 and 177,467,559.40

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Solution

The fourth proportional to 279,504,231.40, 419,634,260.70 and 177,467,559.40 is: 266,441,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,504,231.40 : 419,634,260.70 = 177,467,559.40 : x
  2. Step 2: Convert to fraction form
    279,504,231.40/419,634,260.70 = 177,467,559.40/x
  3. Step 3: Cross multiply
    279,504,231.40x = 419,634,260.70 × 177,467,559.40
  4. Step 4: Simplify right side
    279,504,231.40x = 74,471,468,087,052,336
  5. Step 5: Solve for x
    x = 74,471,468,087,052,336/279,504,231.40
  6. Step 6: Final answer
    x = 266,441,290.40

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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.