Home / 172,611,146.23-259,018,870.68-63,512,931.21

Finding the Fourth Proportional to 172,611,146.23, 259,018,870.68 and 63,512,931.21

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Solution

The fourth proportional to 172,611,146.23, 259,018,870.68 and 63,512,931.21 is: 95,306,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,611,146.23 : 259,018,870.68 = 63,512,931.21 : x
  2. Step 2: Convert to fraction form
    172,611,146.23/259,018,870.68 = 63,512,931.21/x
  3. Step 3: Cross multiply
    172,611,146.23x = 259,018,870.68 × 63,512,931.21
  4. Step 4: Simplify right side
    172,611,146.23x = 16,451,047,715,590,726
  5. Step 5: Solve for x
    x = 16,451,047,715,590,726/172,611,146.23
  6. Step 6: Final answer
    x = 95,306,983.79

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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.