Home / 163,137,968.75-225,136,336.22-88,794,935.34

Finding the Fourth Proportional to 163,137,968.75, 225,136,336.22 and 88,794,935.34

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Solution

The fourth proportional to 163,137,968.75, 225,136,336.22 and 88,794,935.34 is: 122,540,243.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,137,968.75 : 225,136,336.22 = 88,794,935.34 : x
  2. Step 2: Convert to fraction form
    163,137,968.75/225,136,336.22 = 88,794,935.34/x
  3. Step 3: Cross multiply
    163,137,968.75x = 225,136,336.22 × 88,794,935.34
  4. Step 4: Simplify right side
    163,137,968.75x = 19,990,966,418,035,232
  5. Step 5: Solve for x
    x = 19,990,966,418,035,232/163,137,968.75
  6. Step 6: Final answer
    x = 122,540,243.52

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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.