Home / 355,567,789.44-536,016,735.42-331,865,519.76

Finding the Fourth Proportional to 355,567,789.44, 536,016,735.42 and 331,865,519.76

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Solution

The fourth proportional to 355,567,789.44, 536,016,735.42 and 331,865,519.76 is: 500,285,677.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,567,789.44 : 536,016,735.42 = 331,865,519.76 : x
  2. Step 2: Convert to fraction form
    355,567,789.44/536,016,735.42 = 331,865,519.76/x
  3. Step 3: Cross multiply
    355,567,789.44x = 536,016,735.42 × 331,865,519.76
  4. Step 4: Simplify right side
    355,567,789.44x = 177,885,472,500,216,704
  5. Step 5: Solve for x
    x = 177,885,472,500,216,704/355,567,789.44
  6. Step 6: Final answer
    x = 500,285,677.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.