Home / 3,159,189,942.33-4,359,819,163.64-1,749,493,905.42

Finding the Fourth Proportional to 3,159,189,942.33, 4,359,819,163.64 and 1,749,493,905.42

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Solution

The fourth proportional to 3,159,189,942.33, 4,359,819,163.64 and 1,749,493,905.42 is: 2,414,377,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,189,942.33 : 4,359,819,163.64 = 1,749,493,905.42 : x
  2. Step 2: Convert to fraction form
    3,159,189,942.33/4,359,819,163.64 = 1,749,493,905.42/x
  3. Step 3: Cross multiply
    3,159,189,942.33x = 4,359,819,163.64 × 1,749,493,905.42
  4. Step 4: Simplify right side
    3,159,189,942.33x = 7,627,477,055,521,502,208
  5. Step 5: Solve for x
    x = 7,627,477,055,521,502,208/3,159,189,942.33
  6. Step 6: Final answer
    x = 2,414,377,481.18

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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.