Home / 104,392,379.49-156,608,734.68-39,691,153.72

Finding the Fourth Proportional to 104,392,379.49, 156,608,734.68 and 39,691,153.72

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Solution

The fourth proportional to 104,392,379.49, 156,608,734.68 and 39,691,153.72 is: 59,544,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,392,379.49 : 156,608,734.68 = 39,691,153.72 : x
  2. Step 2: Convert to fraction form
    104,392,379.49/156,608,734.68 = 39,691,153.72/x
  3. Step 3: Cross multiply
    104,392,379.49x = 156,608,734.68 × 39,691,153.72
  4. Step 4: Simplify right side
    104,392,379.49x = 6,215,981,362,078,575
  5. Step 5: Solve for x
    x = 6,215,981,362,078,575/104,392,379.49
  6. Step 6: Final answer
    x = 59,544,397.71

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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.