Home / 681,435,358.33-1,022,325,052.34-190,148,215.36

Finding the Fourth Proportional to 681,435,358.33, 1,022,325,052.34 and 190,148,215.36

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Solution

The fourth proportional to 681,435,358.33, 1,022,325,052.34 and 190,148,215.36 is: 285,270,322.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,435,358.33 : 1,022,325,052.34 = 190,148,215.36 : x
  2. Step 2: Convert to fraction form
    681,435,358.33/1,022,325,052.34 = 190,148,215.36/x
  3. Step 3: Cross multiply
    681,435,358.33x = 1,022,325,052.34 × 190,148,215.36
  4. Step 4: Simplify right side
    681,435,358.33x = 194,393,284,220,269,600
  5. Step 5: Solve for x
    x = 194,393,284,220,269,600/681,435,358.33
  6. Step 6: Final answer
    x = 285,270,322.19

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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.