Home / 111,214,200.30-166,821,300.45-92,318,520.30

Finding the Fourth Proportional to 111,214,200.30, 166,821,300.45 and 92,318,520.30

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Solution

The fourth proportional to 111,214,200.30, 166,821,300.45 and 92,318,520.30 is: 138,477,780.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,214,200.30 : 166,821,300.45 = 92,318,520.30 : x
  2. Step 2: Convert to fraction form
    111,214,200.30/166,821,300.45 = 92,318,520.30/x
  3. Step 3: Cross multiply
    111,214,200.30x = 166,821,300.45 × 92,318,520.30
  4. Step 4: Simplify right side
    111,214,200.30x = 15,400,695,612,065,722
  5. Step 5: Solve for x
    x = 15,400,695,612,065,722/111,214,200.30
  6. Step 6: Final answer
    x = 138,477,780.45

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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.