Home / 89,114,560.62-122,985,455.76-49,434,884.57

Finding the Fourth Proportional to 89,114,560.62, 122,985,455.76 and 49,434,884.57

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Solution

The fourth proportional to 89,114,560.62, 122,985,455.76 and 49,434,884.57 is: 68,224,224.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,114,560.62 : 122,985,455.76 = 49,434,884.57 : x
  2. Step 2: Convert to fraction form
    89,114,560.62/122,985,455.76 = 49,434,884.57/x
  3. Step 3: Cross multiply
    89,114,560.62x = 122,985,455.76 × 49,434,884.57
  4. Step 4: Simplify right side
    89,114,560.62x = 6,079,771,809,192,062
  5. Step 5: Solve for x
    x = 6,079,771,809,192,062/89,114,560.62
  6. Step 6: Final answer
    x = 68,224,224.71

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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.