Home / 299,376,478.10-449,064,717.15-170,381,969.30

Finding the Fourth Proportional to 299,376,478.10, 449,064,717.15 and 170,381,969.30

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Solution

The fourth proportional to 299,376,478.10, 449,064,717.15 and 170,381,969.30 is: 255,572,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,376,478.10 : 449,064,717.15 = 170,381,969.30 : x
  2. Step 2: Convert to fraction form
    299,376,478.10/449,064,717.15 = 170,381,969.30/x
  3. Step 3: Cross multiply
    299,376,478.10x = 449,064,717.15 × 170,381,969.30
  4. Step 4: Simplify right side
    299,376,478.10x = 76,512,530,851,164,480
  5. Step 5: Solve for x
    x = 76,512,530,851,164,480/299,376,478.10
  6. Step 6: Final answer
    x = 255,572,953.95

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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.