Home / 81,964,110.60-122,946,165.90-41,149,441.80

Finding the Fourth Proportional to 81,964,110.60, 122,946,165.90 and 41,149,441.80

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Solution

The fourth proportional to 81,964,110.60, 122,946,165.90 and 41,149,441.80 is: 61,724,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,964,110.60 : 122,946,165.90 = 41,149,441.80 : x
  2. Step 2: Convert to fraction form
    81,964,110.60/122,946,165.90 = 41,149,441.80/x
  3. Step 3: Cross multiply
    81,964,110.60x = 122,946,165.90 × 41,149,441.80
  4. Step 4: Simplify right side
    81,964,110.60x = 5,059,166,098,235,194
  5. Step 5: Solve for x
    x = 5,059,166,098,235,194/81,964,110.60
  6. Step 6: Final answer
    x = 61,724,162.70

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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.