Home / 353,979,896.11-488,337,288.21-337,568,333.63

Finding the Fourth Proportional to 353,979,896.11, 488,337,288.21 and 337,568,333.63

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Solution

The fourth proportional to 353,979,896.11, 488,337,288.21 and 337,568,333.63 is: 465,696,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,979,896.11 : 488,337,288.21 = 337,568,333.63 : x
  2. Step 2: Convert to fraction form
    353,979,896.11/488,337,288.21 = 337,568,333.63/x
  3. Step 3: Cross multiply
    353,979,896.11x = 488,337,288.21 × 337,568,333.63
  4. Step 4: Simplify right side
    353,979,896.11x = 164,847,204,628,001,056
  5. Step 5: Solve for x
    x = 164,847,204,628,001,056/353,979,896.11
  6. Step 6: Final answer
    x = 465,696,516.78

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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.