Home / 458,198,201.57-632,446,760.76-299,452,204.94

Finding the Fourth Proportional to 458,198,201.57, 632,446,760.76 and 299,452,204.94

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Solution

The fourth proportional to 458,198,201.57, 632,446,760.76 and 299,452,204.94 is: 413,331,122.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,198,201.57 : 632,446,760.76 = 299,452,204.94 : x
  2. Step 2: Convert to fraction form
    458,198,201.57/632,446,760.76 = 299,452,204.94/x
  3. Step 3: Cross multiply
    458,198,201.57x = 632,446,760.76 × 299,452,204.94
  4. Step 4: Simplify right side
    458,198,201.57x = 189,387,577,016,742,656
  5. Step 5: Solve for x
    x = 189,387,577,016,742,656/458,198,201.57
  6. Step 6: Final answer
    x = 413,331,122.57

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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.