Home / 235,302,365.24-352,963,043.22-81,963,930.68

Finding the Fourth Proportional to 235,302,365.24, 352,963,043.22 and 81,963,930.68

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Solution

The fourth proportional to 235,302,365.24, 352,963,043.22 and 81,963,930.68 is: 122,949,203.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,302,365.24 : 352,963,043.22 = 81,963,930.68 : x
  2. Step 2: Convert to fraction form
    235,302,365.24/352,963,043.22 = 81,963,930.68/x
  3. Step 3: Cross multiply
    235,302,365.24x = 352,963,043.22 × 81,963,930.68
  4. Step 4: Simplify right side
    235,302,365.24x = 28,930,238,407,085,928
  5. Step 5: Solve for x
    x = 28,930,238,407,085,928/235,302,365.24
  6. Step 6: Final answer
    x = 122,949,203.58

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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.