Home / 172,611,147.23-259,018,872.18-63,512,932.21

Finding the Fourth Proportional to 172,611,147.23, 259,018,872.18 and 63,512,932.21

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Solution

The fourth proportional to 172,611,147.23, 259,018,872.18 and 63,512,932.21 is: 95,306,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,611,147.23 : 259,018,872.18 = 63,512,932.21 : x
  2. Step 2: Convert to fraction form
    172,611,147.23/259,018,872.18 = 63,512,932.21/x
  3. Step 3: Cross multiply
    172,611,147.23x = 259,018,872.18 × 63,512,932.21
  4. Step 4: Simplify right side
    172,611,147.23x = 16,451,048,069,878,996
  5. Step 5: Solve for x
    x = 16,451,048,069,878,996/172,611,147.23
  6. Step 6: Final answer
    x = 95,306,985.29

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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.