Home / 204,144,002.40-306,216,003.60-186,287,584.80

Finding the Fourth Proportional to 204,144,002.40, 306,216,003.60 and 186,287,584.80

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Solution

The fourth proportional to 204,144,002.40, 306,216,003.60 and 186,287,584.80 is: 279,431,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,144,002.40 : 306,216,003.60 = 186,287,584.80 : x
  2. Step 2: Convert to fraction form
    204,144,002.40/306,216,003.60 = 186,287,584.80/x
  3. Step 3: Cross multiply
    204,144,002.40x = 306,216,003.60 × 186,287,584.80
  4. Step 4: Simplify right side
    204,144,002.40x = 57,044,239,737,752,112
  5. Step 5: Solve for x
    x = 57,044,239,737,752,112/204,144,002.40
  6. Step 6: Final answer
    x = 279,431,377.20

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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.