Home / 168,530,850.80-252,796,276.20-47,362,302.80

Finding the Fourth Proportional to 168,530,850.80, 252,796,276.20 and 47,362,302.80

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Solution

The fourth proportional to 168,530,850.80, 252,796,276.20 and 47,362,302.80 is: 71,043,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,850.80 : 252,796,276.20 = 47,362,302.80 : x
  2. Step 2: Convert to fraction form
    168,530,850.80/252,796,276.20 = 47,362,302.80/x
  3. Step 3: Cross multiply
    168,530,850.80x = 252,796,276.20 × 47,362,302.80
  4. Step 4: Simplify right side
    168,530,850.80x = 11,973,013,780,096,832
  5. Step 5: Solve for x
    x = 11,973,013,780,096,832/168,530,850.80
  6. Step 6: Final answer
    x = 71,043,454.20

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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.