Home / 111,214,198.80-166,821,298.20-92,318,518.80

Finding the Fourth Proportional to 111,214,198.80, 166,821,298.20 and 92,318,518.80

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Solution

The fourth proportional to 111,214,198.80, 166,821,298.20 and 92,318,518.80 is: 138,477,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,214,198.80 : 166,821,298.20 = 92,318,518.80 : x
  2. Step 2: Convert to fraction form
    111,214,198.80/166,821,298.20 = 92,318,518.80/x
  3. Step 3: Cross multiply
    111,214,198.80x = 166,821,298.20 × 92,318,518.80
  4. Step 4: Simplify right side
    111,214,198.80x = 15,400,695,154,117,104
  5. Step 5: Solve for x
    x = 15,400,695,154,117,104/111,214,198.80
  6. Step 6: Final answer
    x = 138,477,778.20

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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.