Home / 378,696,061,246.01-522,600,846,273.80-205,082,548,377.64

Finding the Fourth Proportional to 378,696,061,246.01, 522,600,846,273.80 and 205,082,548,377.64

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Solution

The fourth proportional to 378,696,061,246.01, 522,600,846,273.80 and 205,082,548,377.64 is: 283,014,069,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,696,061,246.01 : 522,600,846,273.80 = 205,082,548,377.64 : x
  2. Step 2: Convert to fraction form
    378,696,061,246.01/522,600,846,273.80 = 205,082,548,377.64/x
  3. Step 3: Cross multiply
    378,696,061,246.01x = 522,600,846,273.80 × 205,082,548,377.64
  4. Step 4: Simplify right side
    378,696,061,246.01x = 107,176,313,338,142,199,382,016
  5. Step 5: Solve for x
    x = 107,176,313,338,142,199,382,016/378,696,061,246.01
  6. Step 6: Final answer
    x = 283,014,069,344.96

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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.