Home / 172,611,146.73-259,018,871.43-63,512,931.69

Finding the Fourth Proportional to 172,611,146.73, 259,018,871.43 and 63,512,931.69

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Solution

The fourth proportional to 172,611,146.73, 259,018,871.43 and 63,512,931.69 is: 95,306,984.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,611,146.73 : 259,018,871.43 = 63,512,931.69 : x
  2. Step 2: Convert to fraction form
    172,611,146.73/259,018,871.43 = 63,512,931.69/x
  3. Step 3: Cross multiply
    172,611,146.73x = 259,018,871.43 × 63,512,931.69
  4. Step 4: Simplify right side
    172,611,146.73x = 16,451,047,887,554,482
  5. Step 5: Solve for x
    x = 16,451,047,887,554,482/172,611,146.73
  6. Step 6: Final answer
    x = 95,306,984.51

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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.