Home / 68,002,190.58-93,845,219.56-38,632,989.44

Finding the Fourth Proportional to 68,002,190.58, 93,845,219.56 and 38,632,989.44

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Solution

The fourth proportional to 68,002,190.58, 93,845,219.56 and 38,632,989.44 is: 53,314,773.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,002,190.58 : 93,845,219.56 = 38,632,989.44 : x
  2. Step 2: Convert to fraction form
    68,002,190.58/93,845,219.56 = 38,632,989.44/x
  3. Step 3: Cross multiply
    68,002,190.58x = 93,845,219.56 × 38,632,989.44
  4. Step 4: Simplify right side
    68,002,190.58x = 3,625,521,376,255,961.50
  5. Step 5: Solve for x
    x = 3,625,521,376,255,961.50/68,002,190.58
  6. Step 6: Final answer
    x = 53,314,773.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.