Home / 823,479,077.25-1,235,258,341.56-270,769,268.97

Finding the Fourth Proportional to 823,479,077.25, 1,235,258,341.56 and 270,769,268.97

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Solution

The fourth proportional to 823,479,077.25, 1,235,258,341.56 and 270,769,268.97 is: 406,166,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,479,077.25 : 1,235,258,341.56 = 270,769,268.97 : x
  2. Step 2: Convert to fraction form
    823,479,077.25/1,235,258,341.56 = 270,769,268.97/x
  3. Step 3: Cross multiply
    823,479,077.25x = 1,235,258,341.56 × 270,769,268.97
  4. Step 4: Simplify right side
    823,479,077.25x = 334,469,998,133,295,808
  5. Step 5: Solve for x
    x = 334,469,998,133,295,808/823,479,077.25
  6. Step 6: Final answer
    x = 406,166,965.71

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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.