Home / 49,816,310.72-68,744,949.90-29,203,485.80

Finding the Fourth Proportional to 49,816,310.72, 68,744,949.90 and 29,203,485.80

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Solution

The fourth proportional to 49,816,310.72, 68,744,949.90 and 29,203,485.80 is: 40,299,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,816,310.72 : 68,744,949.90 = 29,203,485.80 : x
  2. Step 2: Convert to fraction form
    49,816,310.72/68,744,949.90 = 29,203,485.80/x
  3. Step 3: Cross multiply
    49,816,310.72x = 68,744,949.90 × 29,203,485.80
  4. Step 4: Simplify right side
    49,816,310.72x = 2,007,592,168,226,361.75
  5. Step 5: Solve for x
    x = 2,007,592,168,226,361.75/49,816,310.72
  6. Step 6: Final answer
    x = 40,299,896.54

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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.