Home / 362,589,561.72-543,883,662.78-113,613,880.56

Finding the Fourth Proportional to 362,589,561.72, 543,883,662.78 and 113,613,880.56

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Solution

The fourth proportional to 362,589,561.72, 543,883,662.78 and 113,613,880.56 is: 170,420,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,589,561.72 : 543,883,662.78 = 113,613,880.56 : x
  2. Step 2: Convert to fraction form
    362,589,561.72/543,883,662.78 = 113,613,880.56/x
  3. Step 3: Cross multiply
    362,589,561.72x = 543,883,662.78 × 113,613,880.56
  4. Step 4: Simplify right side
    362,589,561.72x = 61,792,733,501,622,232
  5. Step 5: Solve for x
    x = 61,792,733,501,622,232/362,589,561.72
  6. Step 6: Final answer
    x = 170,420,607.83

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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.