Home / 104,372,358.50-144,029,908.76-57,965,601.78

Finding the Fourth Proportional to 104,372,358.50, 144,029,908.76 and 57,965,601.78

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Solution

The fourth proportional to 104,372,358.50, 144,029,908.76 and 57,965,601.78 is: 79,990,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,372,358.50 : 144,029,908.76 = 57,965,601.78 : x
  2. Step 2: Convert to fraction form
    104,372,358.50/144,029,908.76 = 57,965,601.78/x
  3. Step 3: Cross multiply
    104,372,358.50x = 144,029,908.76 × 57,965,601.78
  4. Step 4: Simplify right side
    104,372,358.50x = 8,348,780,335,302,065
  5. Step 5: Solve for x
    x = 8,348,780,335,302,065/104,372,358.50
  6. Step 6: Final answer
    x = 79,990,338.97

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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.