Home / 200,394,024.30-300,591,036.45-119,772,456.30

Finding the Fourth Proportional to 200,394,024.30, 300,591,036.45 and 119,772,456.30

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Solution

The fourth proportional to 200,394,024.30, 300,591,036.45 and 119,772,456.30 is: 179,658,684.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,394,024.30 : 300,591,036.45 = 119,772,456.30 : x
  2. Step 2: Convert to fraction form
    200,394,024.30/300,591,036.45 = 119,772,456.30/x
  3. Step 3: Cross multiply
    200,394,024.30x = 300,591,036.45 × 119,772,456.30
  4. Step 4: Simplify right side
    200,394,024.30x = 36,002,526,777,379,328
  5. Step 5: Solve for x
    x = 36,002,526,777,379,328/200,394,024.30
  6. Step 6: Final answer
    x = 179,658,684.45

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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.