Home / 3,166,949,693.40-4,752,692,021.70-1,328,022,115.80

Finding the Fourth Proportional to 3,166,949,693.40, 4,752,692,021.70 and 1,328,022,115.80

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Solution

The fourth proportional to 3,166,949,693.40, 4,752,692,021.70 and 1,328,022,115.80 is: 1,992,984,014.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166,949,693.40 : 4,752,692,021.70 = 1,328,022,115.80 : x
  2. Step 2: Convert to fraction form
    3,166,949,693.40/4,752,692,021.70 = 1,328,022,115.80/x
  3. Step 3: Cross multiply
    3,166,949,693.40x = 4,752,692,021.70 × 1,328,022,115.80
  4. Step 4: Simplify right side
    3,166,949,693.40x = 6,311,680,114,403,813,376
  5. Step 5: Solve for x
    x = 6,311,680,114,403,813,376/3,166,949,693.40
  6. Step 6: Final answer
    x = 1,992,984,014.73

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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.