Home / 68,795,147.61-103,192,721.15-25,079,184.56

Finding the Fourth Proportional to 68,795,147.61, 103,192,721.15 and 25,079,184.56

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Solution

The fourth proportional to 68,795,147.61, 103,192,721.15 and 25,079,184.56 is: 37,618,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,795,147.61 : 103,192,721.15 = 25,079,184.56 : x
  2. Step 2: Convert to fraction form
    68,795,147.61/103,192,721.15 = 25,079,184.56/x
  3. Step 3: Cross multiply
    68,795,147.61x = 103,192,721.15 × 25,079,184.56
  4. Step 4: Simplify right side
    68,795,147.61x = 2,587,989,299,102,051
  5. Step 5: Solve for x
    x = 2,587,989,299,102,051/68,795,147.61
  6. Step 6: Final answer
    x = 37,618,776.75

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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.