Home / 230,522,394.81-345,229,529.32-131,854,976.94

Finding the Fourth Proportional to 230,522,394.81, 345,229,529.32 and 131,854,976.94

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Solution

The fourth proportional to 230,522,394.81, 345,229,529.32 and 131,854,976.94 is: 197,465,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,522,394.81 : 345,229,529.32 = 131,854,976.94 : x
  2. Step 2: Convert to fraction form
    230,522,394.81/345,229,529.32 = 131,854,976.94/x
  3. Step 3: Cross multiply
    230,522,394.81x = 345,229,529.32 × 131,854,976.94
  4. Step 4: Simplify right side
    230,522,394.81x = 45,520,231,627,495,656
  5. Step 5: Solve for x
    x = 45,520,231,627,495,656/230,522,394.81
  6. Step 6: Final answer
    x = 197,465,550.65

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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.