Home / 81,336,822.80-122,005,234.20-27,483,357.20

Finding the Fourth Proportional to 81,336,822.80, 122,005,234.20 and 27,483,357.20

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Solution

The fourth proportional to 81,336,822.80, 122,005,234.20 and 27,483,357.20 is: 41,225,035.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,336,822.80 : 122,005,234.20 = 27,483,357.20 : x
  2. Step 2: Convert to fraction form
    81,336,822.80/122,005,234.20 = 27,483,357.20/x
  3. Step 3: Cross multiply
    81,336,822.80x = 122,005,234.20 × 27,483,357.20
  4. Step 4: Simplify right side
    81,336,822.80x = 3,353,113,431,788,256
  5. Step 5: Solve for x
    x = 3,353,113,431,788,256/81,336,822.80
  6. Step 6: Final answer
    x = 41,225,035.80

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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.