Home / 3,188,640,465.60-4,783,716,525.60-1,636,171,396.80

Finding the Fourth Proportional to 3,188,640,465.60, 4,783,716,525.60 and 1,636,171,396.80

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Solution

The fourth proportional to 3,188,640,465.60, 4,783,716,525.60 and 1,636,171,396.80 is: 2,454,644,929.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,640,465.60 : 4,783,716,525.60 = 1,636,171,396.80 : x
  2. Step 2: Convert to fraction form
    3,188,640,465.60/4,783,716,525.60 = 1,636,171,396.80/x
  3. Step 3: Cross multiply
    3,188,640,465.60x = 4,783,716,525.60 × 1,636,171,396.80
  4. Step 4: Simplify right side
    3,188,640,465.60x = 7,826,980,149,586,195,456
  5. Step 5: Solve for x
    x = 7,826,980,149,586,195,456/3,188,640,465.60
  6. Step 6: Final answer
    x = 2,454,644,929.09

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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.