Home / 150,749,541.20-226,124,311.80-112,485,789.20

Finding the Fourth Proportional to 150,749,541.20, 226,124,311.80 and 112,485,789.20

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Solution

The fourth proportional to 150,749,541.20, 226,124,311.80 and 112,485,789.20 is: 168,728,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,749,541.20 : 226,124,311.80 = 112,485,789.20 : x
  2. Step 2: Convert to fraction form
    150,749,541.20/226,124,311.80 = 112,485,789.20/x
  3. Step 3: Cross multiply
    150,749,541.20x = 226,124,311.80 × 112,485,789.20
  4. Step 4: Simplify right side
    150,749,541.20x = 25,435,771,670,129,876
  5. Step 5: Solve for x
    x = 25,435,771,670,129,876/150,749,541.20
  6. Step 6: Final answer
    x = 168,728,683.80

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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.