Home / 605,247,945.78-835,216,358.74-337,309,520.92

Finding the Fourth Proportional to 605,247,945.78, 835,216,358.74 and 337,309,520.92

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Solution

The fourth proportional to 605,247,945.78, 835,216,358.74 and 337,309,520.92 is: 465,472,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,247,945.78 : 835,216,358.74 = 337,309,520.92 : x
  2. Step 2: Convert to fraction form
    605,247,945.78/835,216,358.74 = 337,309,520.92/x
  3. Step 3: Cross multiply
    605,247,945.78x = 835,216,358.74 × 337,309,520.92
  4. Step 4: Simplify right side
    605,247,945.78x = 281,726,429,831,136,256
  5. Step 5: Solve for x
    x = 281,726,429,831,136,256/605,247,945.78
  6. Step 6: Final answer
    x = 465,472,756.74

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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.