Home / 404,313,116.80-606,867,806.40-200,071,811.20

Finding the Fourth Proportional to 404,313,116.80, 606,867,806.40 and 200,071,811.20

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Solution

The fourth proportional to 404,313,116.80, 606,867,806.40 and 200,071,811.20 is: 300,304,729.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,313,116.80 : 606,867,806.40 = 200,071,811.20 : x
  2. Step 2: Convert to fraction form
    404,313,116.80/606,867,806.40 = 200,071,811.20/x
  3. Step 3: Cross multiply
    404,313,116.80x = 606,867,806.40 × 200,071,811.20
  4. Step 4: Simplify right side
    404,313,116.80x = 121,417,141,185,418,944
  5. Step 5: Solve for x
    x = 121,417,141,185,418,944/404,313,116.80
  6. Step 6: Final answer
    x = 300,304,729.53

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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.