Home / 108,443,843.40-162,665,765.10-36,639,222.60

Finding the Fourth Proportional to 108,443,843.40, 162,665,765.10 and 36,639,222.60

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Solution

The fourth proportional to 108,443,843.40, 162,665,765.10 and 36,639,222.60 is: 54,958,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,443,843.40 : 162,665,765.10 = 36,639,222.60 : x
  2. Step 2: Convert to fraction form
    108,443,843.40/162,665,765.10 = 36,639,222.60/x
  3. Step 3: Cross multiply
    108,443,843.40x = 162,665,765.10 × 36,639,222.60
  4. Step 4: Simplify right side
    108,443,843.40x = 5,959,947,176,898,211
  5. Step 5: Solve for x
    x = 5,959,947,176,898,211/108,443,843.40
  6. Step 6: Final answer
    x = 54,958,833.90

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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.