Home / 104,662,458.42-156,981,323.79-27,991,428.90

Finding the Fourth Proportional to 104,662,458.42, 156,981,323.79 and 27,991,428.90

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Solution

The fourth proportional to 104,662,458.42, 156,981,323.79 and 27,991,428.90 is: 41,983,836.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,662,458.42 : 156,981,323.79 = 27,991,428.90 : x
  2. Step 2: Convert to fraction form
    104,662,458.42/156,981,323.79 = 27,991,428.90/x
  3. Step 3: Cross multiply
    104,662,458.42x = 156,981,323.79 × 27,991,428.90
  4. Step 4: Simplify right side
    104,662,458.42x = 4,394,131,563,495,663
  5. Step 5: Solve for x
    x = 4,394,131,563,495,663/104,662,458.42
  6. Step 6: Final answer
    x = 41,983,836.71

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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.