Home / 110,768,624.20-166,152,936.30-80,157,622.60

Finding the Fourth Proportional to 110,768,624.20, 166,152,936.30 and 80,157,622.60

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Solution

The fourth proportional to 110,768,624.20, 166,152,936.30 and 80,157,622.60 is: 120,236,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,768,624.20 : 166,152,936.30 = 80,157,622.60 : x
  2. Step 2: Convert to fraction form
    110,768,624.20/166,152,936.30 = 80,157,622.60/x
  3. Step 3: Cross multiply
    110,768,624.20x = 166,152,936.30 × 80,157,622.60
  4. Step 4: Simplify right side
    110,768,624.20x = 13,318,424,361,817,240
  5. Step 5: Solve for x
    x = 13,318,424,361,817,240/110,768,624.20
  6. Step 6: Final answer
    x = 120,236,433.90

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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.