Home / 1,302,900,395,198-1,954,633,316,059.20-396,314,640,982.05

Finding the Fourth Proportional to 1,302,900,395,198, 1,954,633,316,059.20 and 396,314,640,982.05

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Solution

The fourth proportional to 1,302,900,395,198, 1,954,633,316,059.20 and 396,314,640,982.05 is: 594,557,959,887.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,900,395,198 : 1,954,633,316,059.20 = 396,314,640,982.05 : x
  2. Step 2: Convert to fraction form
    1,302,900,395,198/1,954,633,316,059.20 = 396,314,640,982.05/x
  3. Step 3: Cross multiply
    1,302,900,395,198x = 1,954,633,316,059.20 × 396,314,640,982.05
  4. Step 4: Simplify right side
    1,302,900,395,198x = 774,649,800,905,555,726,827,520
  5. Step 5: Solve for x
    x = 774,649,800,905,555,726,827,520/1,302,900,395,198
  6. Step 6: Final answer
    x = 594,557,959,887.51

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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.