Home / 204,898,622.20-307,241,645.10-75,439,594.60

Finding the Fourth Proportional to 204,898,622.20, 307,241,645.10 and 75,439,594.60

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Solution

The fourth proportional to 204,898,622.20, 307,241,645.10 and 75,439,594.60 is: 113,120,258.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,898,622.20 : 307,241,645.10 = 75,439,594.60 : x
  2. Step 2: Convert to fraction form
    204,898,622.20/307,241,645.10 = 75,439,594.60/x
  3. Step 3: Cross multiply
    204,898,622.20x = 307,241,645.10 × 75,439,594.60
  4. Step 4: Simplify right side
    204,898,622.20x = 23,178,185,150,581,076
  5. Step 5: Solve for x
    x = 23,178,185,150,581,076/204,898,622.20
  6. Step 6: Final answer
    x = 113,120,258.70

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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.