Home / 827,876,134.72-1,241,814,203.04-336,474,273.88

Finding the Fourth Proportional to 827,876,134.72, 1,241,814,203.04 and 336,474,273.88

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Solution

The fourth proportional to 827,876,134.72, 1,241,814,203.04 and 336,474,273.88 is: 504,711,411.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,876,134.72 : 1,241,814,203.04 = 336,474,273.88 : x
  2. Step 2: Convert to fraction form
    827,876,134.72/1,241,814,203.04 = 336,474,273.88/x
  3. Step 3: Cross multiply
    827,876,134.72x = 1,241,814,203.04 × 336,474,273.88
  4. Step 4: Simplify right side
    827,876,134.72x = 417,838,532,261,754,880
  5. Step 5: Solve for x
    x = 417,838,532,261,754,880/827,876,134.72
  6. Step 6: Final answer
    x = 504,711,411.21

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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.