Home / 180,233,171.08-270,383,386.86-81,871,786.60

Finding the Fourth Proportional to 180,233,171.08, 270,383,386.86 and 81,871,786.60

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Solution

The fourth proportional to 180,233,171.08, 270,383,386.86 and 81,871,786.60 is: 122,822,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,233,171.08 : 270,383,386.86 = 81,871,786.60 : x
  2. Step 2: Convert to fraction form
    180,233,171.08/270,383,386.86 = 81,871,786.60/x
  3. Step 3: Cross multiply
    180,233,171.08x = 270,383,386.86 × 81,871,786.60
  4. Step 4: Simplify right side
    180,233,171.08x = 22,136,770,949,187,164
  5. Step 5: Solve for x
    x = 22,136,770,949,187,164/180,233,171.08
  6. Step 6: Final answer
    x = 122,822,956.60

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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.