Home / 81,458,952.20-122,093,949.90-32,904,927.80

Finding the Fourth Proportional to 81,458,952.20, 122,093,949.90 and 32,904,927.80

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Solution

The fourth proportional to 81,458,952.20, 122,093,949.90 and 32,904,927.80 is: 49,319,227.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,458,952.20 : 122,093,949.90 = 32,904,927.80 : x
  2. Step 2: Convert to fraction form
    81,458,952.20/122,093,949.90 = 32,904,927.80/x
  3. Step 3: Cross multiply
    81,458,952.20x = 122,093,949.90 × 32,904,927.80
  4. Step 4: Simplify right side
    81,458,952.20x = 4,017,492,606,276,317.50
  5. Step 5: Solve for x
    x = 4,017,492,606,276,317.50/81,458,952.20
  6. Step 6: Final answer
    x = 49,319,227.63

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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.