Home / 74,188,660.36-102,392,610.92-41,159,550.77

Finding the Fourth Proportional to 74,188,660.36, 102,392,610.92 and 41,159,550.77

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Solution

The fourth proportional to 74,188,660.36, 102,392,610.92 and 41,159,550.77 is: 56,806,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,188,660.36 : 102,392,610.92 = 41,159,550.77 : x
  2. Step 2: Convert to fraction form
    74,188,660.36/102,392,610.92 = 41,159,550.77/x
  3. Step 3: Cross multiply
    74,188,660.36x = 102,392,610.92 × 41,159,550.77
  4. Step 4: Simplify right side
    74,188,660.36x = 4,214,433,867,839,128.50
  5. Step 5: Solve for x
    x = 4,214,433,867,839,128.50/74,188,660.36
  6. Step 6: Final answer
    x = 56,806,981.65

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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.