Home / 502,464,836.33-693,397,647.50-276,398,964.52

Finding the Fourth Proportional to 502,464,836.33, 693,397,647.50 and 276,398,964.52

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Solution

The fourth proportional to 502,464,836.33, 693,397,647.50 and 276,398,964.52 is: 381,428,466.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,464,836.33 : 693,397,647.50 = 276,398,964.52 : x
  2. Step 2: Convert to fraction form
    502,464,836.33/693,397,647.50 = 276,398,964.52/x
  3. Step 3: Cross multiply
    502,464,836.33x = 693,397,647.50 × 276,398,964.52
  4. Step 4: Simplify right side
    502,464,836.33x = 191,654,391,769,016,000
  5. Step 5: Solve for x
    x = 191,654,391,769,016,000/502,464,836.33
  6. Step 6: Final answer
    x = 381,428,466.06

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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.