Home / 635,318,815.44-876,761,256.96-353,073,152.82

Finding the Fourth Proportional to 635,318,815.44, 876,761,256.96 and 353,073,152.82

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Solution

The fourth proportional to 635,318,815.44, 876,761,256.96 and 353,073,152.82 is: 487,252,783.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,318,815.44 : 876,761,256.96 = 353,073,152.82 : x
  2. Step 2: Convert to fraction form
    635,318,815.44/876,761,256.96 = 353,073,152.82/x
  3. Step 3: Cross multiply
    635,318,815.44x = 876,761,256.96 × 353,073,152.82
  4. Step 4: Simplify right side
    635,318,815.44x = 309,560,861,265,293,376
  5. Step 5: Solve for x
    x = 309,560,861,265,293,376/635,318,815.44
  6. Step 6: Final answer
    x = 487,252,783.55

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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.