Home / 627,117,481.32-940,615,438.41-190,422,004.23

Finding the Fourth Proportional to 627,117,481.32, 940,615,438.41 and 190,422,004.23

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Solution

The fourth proportional to 627,117,481.32, 940,615,438.41 and 190,422,004.23 is: 285,614,549.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,117,481.32 : 940,615,438.41 = 190,422,004.23 : x
  2. Step 2: Convert to fraction form
    627,117,481.32/940,615,438.41 = 190,422,004.23/x
  3. Step 3: Cross multiply
    627,117,481.32x = 940,615,438.41 × 190,422,004.23
  4. Step 4: Simplify right side
    627,117,481.32x = 179,113,876,991,712,320
  5. Step 5: Solve for x
    x = 179,113,876,991,712,320/627,117,481.32
  6. Step 6: Final answer
    x = 285,614,549.63

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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.