Home / 299,376,048.60-449,064,072.90-170,381,539.80

Finding the Fourth Proportional to 299,376,048.60, 449,064,072.90 and 170,381,539.80

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Solution

The fourth proportional to 299,376,048.60, 449,064,072.90 and 170,381,539.80 is: 255,572,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,376,048.60 : 449,064,072.90 = 170,381,539.80 : x
  2. Step 2: Convert to fraction form
    299,376,048.60/449,064,072.90 = 170,381,539.80/x
  3. Step 3: Cross multiply
    299,376,048.60x = 449,064,072.90 × 170,381,539.80
  4. Step 4: Simplify right side
    299,376,048.60x = 76,512,228,209,561,456
  5. Step 5: Solve for x
    x = 76,512,228,209,561,456/299,376,048.60
  6. Step 6: Final answer
    x = 255,572,309.70

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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.