Home / 172,611,142.98-259,018,865.81-63,512,927.96

Finding the Fourth Proportional to 172,611,142.98, 259,018,865.81 and 63,512,927.96

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Solution

The fourth proportional to 172,611,142.98, 259,018,865.81 and 63,512,927.96 is: 95,306,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,611,142.98 : 259,018,865.81 = 63,512,927.96 : x
  2. Step 2: Convert to fraction form
    172,611,142.98/259,018,865.81 = 63,512,927.96/x
  3. Step 3: Cross multiply
    172,611,142.98x = 259,018,865.81 × 63,512,927.96
  4. Step 4: Simplify right side
    172,611,142.98x = 16,451,046,562,858,778
  5. Step 5: Solve for x
    x = 16,451,046,562,858,778/172,611,142.98
  6. Step 6: Final answer
    x = 95,306,978.91

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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.