Home / 262,992,022.40-394,488,033.60-109,748,057.60

Finding the Fourth Proportional to 262,992,022.40, 394,488,033.60 and 109,748,057.60

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Solution

The fourth proportional to 262,992,022.40, 394,488,033.60 and 109,748,057.60 is: 164,622,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,992,022.40 : 394,488,033.60 = 109,748,057.60 : x
  2. Step 2: Convert to fraction form
    262,992,022.40/394,488,033.60 = 109,748,057.60/x
  3. Step 3: Cross multiply
    262,992,022.40x = 394,488,033.60 × 109,748,057.60
  4. Step 4: Simplify right side
    262,992,022.40x = 43,294,295,434,043,536
  5. Step 5: Solve for x
    x = 43,294,295,434,043,536/262,992,022.40
  6. Step 6: Final answer
    x = 164,622,086.40

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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.