Home / 163,137,969.25-225,136,336.91-88,794,935.85

Finding the Fourth Proportional to 163,137,969.25, 225,136,336.91 and 88,794,935.85

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Solution

The fourth proportional to 163,137,969.25, 225,136,336.91 and 88,794,935.85 is: 122,540,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,137,969.25 : 225,136,336.91 = 88,794,935.85 : x
  2. Step 2: Convert to fraction form
    163,137,969.25/225,136,336.91 = 88,794,935.85/x
  3. Step 3: Cross multiply
    163,137,969.25x = 225,136,336.91 × 88,794,935.85
  4. Step 4: Simplify right side
    163,137,969.25x = 19,990,966,591,857,780
  5. Step 5: Solve for x
    x = 19,990,966,591,857,780/163,137,969.25
  6. Step 6: Final answer
    x = 122,540,244.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.