Home / 89,716,935.69-123,809,481.72-48,463,828.47

Finding the Fourth Proportional to 89,716,935.69, 123,809,481.72 and 48,463,828.47

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Solution

The fourth proportional to 89,716,935.69, 123,809,481.72 and 48,463,828.47 is: 66,880,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,716,935.69 : 123,809,481.72 = 48,463,828.47 : x
  2. Step 2: Convert to fraction form
    89,716,935.69/123,809,481.72 = 48,463,828.47/x
  3. Step 3: Cross multiply
    89,716,935.69x = 123,809,481.72 × 48,463,828.47
  4. Step 4: Simplify right side
    89,716,935.69x = 6,000,281,485,037,680
  5. Step 5: Solve for x
    x = 6,000,281,485,037,680/89,716,935.69
  6. Step 6: Final answer
    x = 66,880,142.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.