Home / 894,436,305.10-1,342,267,306.55-312,170,550.50

Finding the Fourth Proportional to 894,436,305.10, 1,342,267,306.55 and 312,170,550.50

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Solution

The fourth proportional to 894,436,305.10, 1,342,267,306.55 and 312,170,550.50 is: 468,469,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,436,305.10 : 1,342,267,306.55 = 312,170,550.50 : x
  2. Step 2: Convert to fraction form
    894,436,305.10/1,342,267,306.55 = 312,170,550.50/x
  3. Step 3: Cross multiply
    894,436,305.10x = 1,342,267,306.55 × 312,170,550.50
  4. Step 4: Simplify right side
    894,436,305.10x = 419,016,323,997,934,848
  5. Step 5: Solve for x
    x = 419,016,323,997,934,848/894,436,305.10
  6. Step 6: Final answer
    x = 468,469,718.42

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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.