Home / 172,364,662.38-258,527,894.82-61,695,912.30

Finding the Fourth Proportional to 172,364,662.38, 258,527,894.82 and 61,695,912.30

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Solution

The fourth proportional to 172,364,662.38, 258,527,894.82 and 61,695,912.30 is: 92,537,032.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,364,662.38 : 258,527,894.82 = 61,695,912.30 : x
  2. Step 2: Convert to fraction form
    172,364,662.38/258,527,894.82 = 61,695,912.30/x
  3. Step 3: Cross multiply
    172,364,662.38x = 258,527,894.82 × 61,695,912.30
  4. Step 4: Simplify right side
    172,364,662.38x = 15,950,114,325,918,344
  5. Step 5: Solve for x
    x = 15,950,114,325,918,344/172,364,662.38
  6. Step 6: Final answer
    x = 92,537,032.28

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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.