Home / 198,790,987.67-298,175,266.24-88,094,775.23

Finding the Fourth Proportional to 198,790,987.67, 298,175,266.24 and 88,094,775.23

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Solution

The fourth proportional to 198,790,987.67, 298,175,266.24 and 88,094,775.23 is: 132,137,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,790,987.67 : 298,175,266.24 = 88,094,775.23 : x
  2. Step 2: Convert to fraction form
    198,790,987.67/298,175,266.24 = 88,094,775.23/x
  3. Step 3: Cross multiply
    198,790,987.67x = 298,175,266.24 × 88,094,775.23
  4. Step 4: Simplify right side
    198,790,987.67x = 26,267,683,058,558,208
  5. Step 5: Solve for x
    x = 26,267,683,058,558,208/198,790,987.67
  6. Step 6: Final answer
    x = 132,137,192.77

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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.