Home / 299,376,052.60-449,064,078.90-170,381,543.80

Finding the Fourth Proportional to 299,376,052.60, 449,064,078.90 and 170,381,543.80

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Solution

The fourth proportional to 299,376,052.60, 449,064,078.90 and 170,381,543.80 is: 255,572,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,376,052.60 : 449,064,078.90 = 170,381,543.80 : x
  2. Step 2: Convert to fraction form
    299,376,052.60/449,064,078.90 = 170,381,543.80/x
  3. Step 3: Cross multiply
    299,376,052.60x = 449,064,078.90 × 170,381,543.80
  4. Step 4: Simplify right side
    299,376,052.60x = 76,512,231,028,107,008
  5. Step 5: Solve for x
    x = 76,512,231,028,107,008/299,376,052.60
  6. Step 6: Final answer
    x = 255,572,315.70

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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.