Home / 190,305,071.56-262,129,772.28-134,453,540.32

Finding the Fourth Proportional to 190,305,071.56, 262,129,772.28 and 134,453,540.32

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Solution

The fourth proportional to 190,305,071.56, 262,129,772.28 and 134,453,540.32 is: 185,198,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,305,071.56 : 262,129,772.28 = 134,453,540.32 : x
  2. Step 2: Convert to fraction form
    190,305,071.56/262,129,772.28 = 134,453,540.32/x
  3. Step 3: Cross multiply
    190,305,071.56x = 262,129,772.28 × 134,453,540.32
  4. Step 4: Simplify right side
    190,305,071.56x = 35,244,275,906,321,396
  5. Step 5: Solve for x
    x = 35,244,275,906,321,396/190,305,071.56
  6. Step 6: Final answer
    x = 185,198,826.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.