Home / 480,783,649.50-663,481,480.05-271,935,297.18

Finding the Fourth Proportional to 480,783,649.50, 663,481,480.05 and 271,935,297.18

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Solution

The fourth proportional to 480,783,649.50, 663,481,480.05 and 271,935,297.18 is: 375,270,734.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,783,649.50 : 663,481,480.05 = 271,935,297.18 : x
  2. Step 2: Convert to fraction form
    480,783,649.50/663,481,480.05 = 271,935,297.18/x
  3. Step 3: Cross multiply
    480,783,649.50x = 663,481,480.05 × 271,935,297.18
  4. Step 4: Simplify right side
    480,783,649.50x = 180,424,033,450,822,976
  5. Step 5: Solve for x
    x = 180,424,033,450,822,976/480,783,649.50
  6. Step 6: Final answer
    x = 375,270,734.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.