Home / 826,794,527.04-1,140,739,702.56-491,987,234.88

Finding the Fourth Proportional to 826,794,527.04, 1,140,739,702.56 and 491,987,234.88

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Solution

The fourth proportional to 826,794,527.04, 1,140,739,702.56 and 491,987,234.88 is: 678,801,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,794,527.04 : 1,140,739,702.56 = 491,987,234.88 : x
  2. Step 2: Convert to fraction form
    826,794,527.04/1,140,739,702.56 = 491,987,234.88/x
  3. Step 3: Cross multiply
    826,794,527.04x = 1,140,739,702.56 × 491,987,234.88
  4. Step 4: Simplify right side
    826,794,527.04x = 561,229,371,980,328,000
  5. Step 5: Solve for x
    x = 561,229,371,980,328,000/826,794,527.04
  6. Step 6: Final answer
    x = 678,801,508.27

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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.