Home / 330,200,345.66-495,436,287.62-145,870,537.82

Finding the Fourth Proportional to 330,200,345.66, 495,436,287.62 and 145,870,537.82

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Solution

The fourth proportional to 330,200,345.66, 495,436,287.62 and 145,870,537.82 is: 218,865,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,200,345.66 : 495,436,287.62 = 145,870,537.82 : x
  2. Step 2: Convert to fraction form
    330,200,345.66/495,436,287.62 = 145,870,537.82/x
  3. Step 3: Cross multiply
    330,200,345.66x = 495,436,287.62 × 145,870,537.82
  4. Step 4: Simplify right side
    330,200,345.66x = 72,269,557,728,561,104
  5. Step 5: Solve for x
    x = 72,269,557,728,561,104/330,200,345.66
  6. Step 6: Final answer
    x = 218,865,784.60

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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.