Home / 204,783,359.20-307,175,038.80-135,908,605.60

Finding the Fourth Proportional to 204,783,359.20, 307,175,038.80 and 135,908,605.60

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Solution

The fourth proportional to 204,783,359.20, 307,175,038.80 and 135,908,605.60 is: 203,862,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,783,359.20 : 307,175,038.80 = 135,908,605.60 : x
  2. Step 2: Convert to fraction form
    204,783,359.20/307,175,038.80 = 135,908,605.60/x
  3. Step 3: Cross multiply
    204,783,359.20x = 307,175,038.80 × 135,908,605.60
  4. Step 4: Simplify right side
    204,783,359.20x = 41,747,731,198,433,896
  5. Step 5: Solve for x
    x = 41,747,731,198,433,896/204,783,359.20
  6. Step 6: Final answer
    x = 203,862,908.40

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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.