Home / 275,217,410.55-379,800,089.16-151,458,087.68

Finding the Fourth Proportional to 275,217,410.55, 379,800,089.16 and 151,458,087.68

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Solution

The fourth proportional to 275,217,410.55, 379,800,089.16 and 151,458,087.68 is: 209,012,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,217,410.55 : 379,800,089.16 = 151,458,087.68 : x
  2. Step 2: Convert to fraction form
    275,217,410.55/379,800,089.16 = 151,458,087.68/x
  3. Step 3: Cross multiply
    275,217,410.55x = 379,800,089.16 × 151,458,087.68
  4. Step 4: Simplify right side
    275,217,410.55x = 57,523,795,202,968,104
  5. Step 5: Solve for x
    x = 57,523,795,202,968,104/275,217,410.55
  6. Step 6: Final answer
    x = 209,012,195.44

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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.