Home / 727,741,964.70-1,091,397,470.04-202,984,532.28

Finding the Fourth Proportional to 727,741,964.70, 1,091,397,470.04 and 202,984,532.28

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Solution

The fourth proportional to 727,741,964.70, 1,091,397,470.04 and 202,984,532.28 is: 304,416,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,741,964.70 : 1,091,397,470.04 = 202,984,532.28 : x
  2. Step 2: Convert to fraction form
    727,741,964.70/1,091,397,470.04 = 202,984,532.28/x
  3. Step 3: Cross multiply
    727,741,964.70x = 1,091,397,470.04 × 202,984,532.28
  4. Step 4: Simplify right side
    727,741,964.70x = 221,536,804,987,644,704
  5. Step 5: Solve for x
    x = 221,536,804,987,644,704/727,741,964.70
  6. Step 6: Final answer
    x = 304,416,696.76

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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.