Home / 3,120,385,418.97-4,682,187,332.78-1,462,461,136.89

Finding the Fourth Proportional to 3,120,385,418.97, 4,682,187,332.78 and 1,462,461,136.89

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Solution

The fourth proportional to 3,120,385,418.97, 4,682,187,332.78 and 1,462,461,136.89 is: 2,194,445,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,385,418.97 : 4,682,187,332.78 = 1,462,461,136.89 : x
  2. Step 2: Convert to fraction form
    3,120,385,418.97/4,682,187,332.78 = 1,462,461,136.89/x
  3. Step 3: Cross multiply
    3,120,385,418.97x = 4,682,187,332.78 × 1,462,461,136.89
  4. Step 4: Simplify right side
    3,120,385,418.97x = 6,847,517,009,829,395,456
  5. Step 5: Solve for x
    x = 6,847,517,009,829,395,456/3,120,385,418.97
  6. Step 6: Final answer
    x = 2,194,445,906.65

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1.5x scale

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.