Home / 168,545,155.20-252,534,297.60-111,007,809.60

Finding the Fourth Proportional to 168,545,155.20, 252,534,297.60 and 111,007,809.60

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Solution

The fourth proportional to 168,545,155.20, 252,534,297.60 and 111,007,809.60 is: 166,325,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,545,155.20 : 252,534,297.60 = 111,007,809.60 : x
  2. Step 2: Convert to fraction form
    168,545,155.20/252,534,297.60 = 111,007,809.60/x
  3. Step 3: Cross multiply
    168,545,155.20x = 252,534,297.60 × 111,007,809.60
  4. Step 4: Simplify right side
    168,545,155.20x = 28,033,279,225,450,536
  5. Step 5: Solve for x
    x = 28,033,279,225,450,536/168,545,155.20
  6. Step 6: Final answer
    x = 166,325,037.30

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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.