Home / 211,028,608.20-316,542,912.30-174,748,902.60

Finding the Fourth Proportional to 211,028,608.20, 316,542,912.30 and 174,748,902.60

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Solution

The fourth proportional to 211,028,608.20, 316,542,912.30 and 174,748,902.60 is: 262,123,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,028,608.20 : 316,542,912.30 = 174,748,902.60 : x
  2. Step 2: Convert to fraction form
    211,028,608.20/316,542,912.30 = 174,748,902.60/x
  3. Step 3: Cross multiply
    211,028,608.20x = 316,542,912.30 × 174,748,902.60
  4. Step 4: Simplify right side
    211,028,608.20x = 55,315,526,550,233,040
  5. Step 5: Solve for x
    x = 55,315,526,550,233,040/211,028,608.20
  6. Step 6: Final answer
    x = 262,123,353.90

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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.