Home / 1,738,512,388.20-2,606,872,787.10-647,433,834.60

Finding the Fourth Proportional to 1,738,512,388.20, 2,606,872,787.10 and 647,433,834.60

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Solution

The fourth proportional to 1,738,512,388.20, 2,606,872,787.10 and 647,433,834.60 is: 970,817,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,512,388.20 : 2,606,872,787.10 = 647,433,834.60 : x
  2. Step 2: Convert to fraction form
    1,738,512,388.20/2,606,872,787.10 = 647,433,834.60/x
  3. Step 3: Cross multiply
    1,738,512,388.20x = 2,606,872,787.10 × 647,433,834.60
  4. Step 4: Simplify right side
    1,738,512,388.20x = 1,687,777,644,866,542,336
  5. Step 5: Solve for x
    x = 1,687,777,644,866,542,336/1,738,512,388.20
  6. Step 6: Final answer
    x = 970,817,151.68

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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.