Home / 204,616,768.93-306,920,721.90-57,060,391.72

Finding the Fourth Proportional to 204,616,768.93, 306,920,721.90 and 57,060,391.72

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Solution

The fourth proportional to 204,616,768.93, 306,920,721.90 and 57,060,391.72 is: 85,589,351.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,616,768.93 : 306,920,721.90 = 57,060,391.72 : x
  2. Step 2: Convert to fraction form
    204,616,768.93/306,920,721.90 = 57,060,391.72/x
  3. Step 3: Cross multiply
    204,616,768.93x = 306,920,721.90 × 57,060,391.72
  4. Step 4: Simplify right side
    204,616,768.93x = 17,513,016,618,599,180
  5. Step 5: Solve for x
    x = 17,513,016,618,599,180/204,616,768.93
  6. Step 6: Final answer
    x = 85,589,351.79

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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.