Home / 613,012,508.67-918,972,067.01-224,744,863.35

Finding the Fourth Proportional to 613,012,508.67, 918,972,067.01 and 224,744,863.35

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Solution

The fourth proportional to 613,012,508.67, 918,972,067.01 and 224,744,863.35 is: 336,916,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,012,508.67 : 918,972,067.01 = 224,744,863.35 : x
  2. Step 2: Convert to fraction form
    613,012,508.67/918,972,067.01 = 224,744,863.35/x
  3. Step 3: Cross multiply
    613,012,508.67x = 918,972,067.01 × 224,744,863.35
  4. Step 4: Simplify right side
    613,012,508.67x = 206,534,251,621,505,760
  5. Step 5: Solve for x
    x = 206,534,251,621,505,760/613,012,508.67
  6. Step 6: Final answer
    x = 336,916,863.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.