Home / 1,957,584,991.20-2,936,377,486.80-1,129,954,207.20

Finding the Fourth Proportional to 1,957,584,991.20, 2,936,377,486.80 and 1,129,954,207.20

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Solution

The fourth proportional to 1,957,584,991.20, 2,936,377,486.80 and 1,129,954,207.20 is: 1,694,931,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,584,991.20 : 2,936,377,486.80 = 1,129,954,207.20 : x
  2. Step 2: Convert to fraction form
    1,957,584,991.20/2,936,377,486.80 = 1,129,954,207.20/x
  3. Step 3: Cross multiply
    1,957,584,991.20x = 2,936,377,486.80 × 1,129,954,207.20
  4. Step 4: Simplify right side
    1,957,584,991.20x = 3,317,972,095,137,022,976
  5. Step 5: Solve for x
    x = 3,317,972,095,137,022,976/1,957,584,991.20
  6. Step 6: Final answer
    x = 1,694,931,310.80

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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.