Home / 91,325,857.44-136,967,823.72-54,448,182.30

Finding the Fourth Proportional to 91,325,857.44, 136,967,823.72 and 54,448,182.30

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Solution

The fourth proportional to 91,325,857.44, 136,967,823.72 and 54,448,182.30 is: 81,659,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,325,857.44 : 136,967,823.72 = 54,448,182.30 : x
  2. Step 2: Convert to fraction form
    91,325,857.44/136,967,823.72 = 54,448,182.30/x
  3. Step 3: Cross multiply
    91,325,857.44x = 136,967,823.72 × 54,448,182.30
  4. Step 4: Simplify right side
    91,325,857.44x = 7,457,649,035,140,824
  5. Step 5: Solve for x
    x = 7,457,649,035,140,824/91,325,857.44
  6. Step 6: Final answer
    x = 81,659,775.71

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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.