Home / 216,785,952.06-325,126,861.54-100,089,185.60

Finding the Fourth Proportional to 216,785,952.06, 325,126,861.54 and 100,089,185.60

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Solution

The fourth proportional to 216,785,952.06, 325,126,861.54 and 100,089,185.60 is: 150,109,739.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,785,952.06 : 325,126,861.54 = 100,089,185.60 : x
  2. Step 2: Convert to fraction form
    216,785,952.06/325,126,861.54 = 100,089,185.60/x
  3. Step 3: Cross multiply
    216,785,952.06x = 325,126,861.54 × 100,089,185.60
  4. Step 4: Simplify right side
    216,785,952.06x = 32,541,682,788,222,564
  5. Step 5: Solve for x
    x = 32,541,682,788,222,564/216,785,952.06
  6. Step 6: Final answer
    x = 150,109,739.49

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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.