Home / 1,854,906,640.20-2,782,359,960.30-628,075,091.70

Finding the Fourth Proportional to 1,854,906,640.20, 2,782,359,960.30 and 628,075,091.70

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Solution

The fourth proportional to 1,854,906,640.20, 2,782,359,960.30 and 628,075,091.70 is: 942,112,637.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,906,640.20 : 2,782,359,960.30 = 628,075,091.70 : x
  2. Step 2: Convert to fraction form
    1,854,906,640.20/2,782,359,960.30 = 628,075,091.70/x
  3. Step 3: Cross multiply
    1,854,906,640.20x = 2,782,359,960.30 × 628,075,091.70
  4. Step 4: Simplify right side
    1,854,906,640.20x = 1,747,530,987,207,831,040
  5. Step 5: Solve for x
    x = 1,747,530,987,207,831,040/1,854,906,640.20
  6. Step 6: Final answer
    x = 942,112,637.55

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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.