Home / 269,490,811.96-404,268,488.83-82,720,290.67

Finding the Fourth Proportional to 269,490,811.96, 404,268,488.83 and 82,720,290.67

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Solution

The fourth proportional to 269,490,811.96, 404,268,488.83 and 82,720,290.67 is: 124,090,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,490,811.96 : 404,268,488.83 = 82,720,290.67 : x
  2. Step 2: Convert to fraction form
    269,490,811.96/404,268,488.83 = 82,720,290.67/x
  3. Step 3: Cross multiply
    269,490,811.96x = 404,268,488.83 × 82,720,290.67
  4. Step 4: Simplify right side
    269,490,811.96x = 33,441,206,906,104,756
  5. Step 5: Solve for x
    x = 33,441,206,906,104,756/269,490,811.96
  6. Step 6: Final answer
    x = 124,090,341.57

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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.