Home / 412,192,003.73-618,594,515.01-166,550,774.45

Finding the Fourth Proportional to 412,192,003.73, 618,594,515.01 and 166,550,774.45

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Solution

The fourth proportional to 412,192,003.73, 618,594,515.01 and 166,550,774.45 is: 249,950,010.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,192,003.73 : 618,594,515.01 = 166,550,774.45 : x
  2. Step 2: Convert to fraction form
    412,192,003.73/618,594,515.01 = 166,550,774.45/x
  3. Step 3: Cross multiply
    412,192,003.73x = 618,594,515.01 × 166,550,774.45
  4. Step 4: Simplify right side
    412,192,003.73x = 103,027,395,542,344,672
  5. Step 5: Solve for x
    x = 103,027,395,542,344,672/412,192,003.73
  6. Step 6: Final answer
    x = 249,950,010.22

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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.