Home / 172,611,141.85-259,018,864.13-63,512,926.82

Finding the Fourth Proportional to 172,611,141.85, 259,018,864.13 and 63,512,926.82

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Solution

The fourth proportional to 172,611,141.85, 259,018,864.13 and 63,512,926.82 is: 95,306,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,611,141.85 : 259,018,864.13 = 63,512,926.82 : x
  2. Step 2: Convert to fraction form
    172,611,141.85/259,018,864.13 = 63,512,926.82/x
  3. Step 3: Cross multiply
    172,611,141.85x = 259,018,864.13 × 63,512,926.82
  4. Step 4: Simplify right side
    172,611,141.85x = 16,451,046,162,818,194
  5. Step 5: Solve for x
    x = 16,451,046,162,818,194/172,611,141.85
  6. Step 6: Final answer
    x = 95,306,977.21

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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.