Home / 490,304,266.11-676,624,451.36-270,295,565.31

Finding the Fourth Proportional to 490,304,266.11, 676,624,451.36 and 270,295,565.31

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Solution

The fourth proportional to 490,304,266.11, 676,624,451.36 and 270,295,565.31 is: 373,010,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,304,266.11 : 676,624,451.36 = 270,295,565.31 : x
  2. Step 2: Convert to fraction form
    490,304,266.11/676,624,451.36 = 270,295,565.31/x
  3. Step 3: Cross multiply
    490,304,266.11x = 676,624,451.36 × 270,295,565.31
  4. Step 4: Simplify right side
    490,304,266.11x = 182,888,588,581,568,320
  5. Step 5: Solve for x
    x = 182,888,588,581,568,320/490,304,266.11
  6. Step 6: Final answer
    x = 373,010,396.24

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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.