Home / 696,183,995.65-1,044,394,964.36-287,016,474.37

Finding the Fourth Proportional to 696,183,995.65, 1,044,394,964.36 and 287,016,474.37

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Solution

The fourth proportional to 696,183,995.65, 1,044,394,964.36 and 287,016,474.37 is: 430,573,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,183,995.65 : 1,044,394,964.36 = 287,016,474.37 : x
  2. Step 2: Convert to fraction form
    696,183,995.65/1,044,394,964.36 = 287,016,474.37/x
  3. Step 3: Cross multiply
    696,183,995.65x = 1,044,394,964.36 × 287,016,474.37
  4. Step 4: Simplify right side
    696,183,995.65x = 299,758,560,520,388,992
  5. Step 5: Solve for x
    x = 299,758,560,520,388,992/696,183,995.65
  6. Step 6: Final answer
    x = 430,573,759.80

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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.