Home / 178,745,550.96-268,113,370.12-47,588,951.69

Finding the Fourth Proportional to 178,745,550.96, 268,113,370.12 and 47,588,951.69

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Solution

The fourth proportional to 178,745,550.96, 268,113,370.12 and 47,588,951.69 is: 71,382,107.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,745,550.96 : 268,113,370.12 = 47,588,951.69 : x
  2. Step 2: Convert to fraction form
    178,745,550.96/268,113,370.12 = 47,588,951.69/x
  3. Step 3: Cross multiply
    178,745,550.96x = 268,113,370.12 × 47,588,951.69
  4. Step 4: Simplify right side
    178,745,550.96x = 12,759,234,217,629,656
  5. Step 5: Solve for x
    x = 12,759,234,217,629,656/178,745,550.96
  6. Step 6: Final answer
    x = 71,382,107.97

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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.