Home / 824,037,150,745.20-1,236,196,545,821.10-339,726,622,293.68

Finding the Fourth Proportional to 824,037,150,745.20, 1,236,196,545,821.10 and 339,726,622,293.68

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Solution

The fourth proportional to 824,037,150,745.20, 1,236,196,545,821.10 and 339,726,622,293.68 is: 509,647,989,320.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,037,150,745.20 : 1,236,196,545,821.10 = 339,726,622,293.68 : x
  2. Step 2: Convert to fraction form
    824,037,150,745.20/1,236,196,545,821.10 = 339,726,622,293.68/x
  3. Step 3: Cross multiply
    824,037,150,745.20x = 1,236,196,545,821.10 × 339,726,622,293.68
  4. Step 4: Simplify right side
    824,037,150,745.20x = 419,968,877,002,916,718,706,688
  5. Step 5: Solve for x
    x = 419,968,877,002,916,718,706,688/824,037,150,745.20
  6. Step 6: Final answer
    x = 509,647,989,320.78

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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.