Home / 377,464,340.92-520,632,462.42-251,953,255.38

Finding the Fourth Proportional to 377,464,340.92, 520,632,462.42 and 251,953,255.38

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Solution

The fourth proportional to 377,464,340.92, 520,632,462.42 and 251,953,255.38 is: 347,516,386.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,464,340.92 : 520,632,462.42 = 251,953,255.38 : x
  2. Step 2: Convert to fraction form
    377,464,340.92/520,632,462.42 = 251,953,255.38/x
  3. Step 3: Cross multiply
    377,464,340.92x = 520,632,462.42 × 251,953,255.38
  4. Step 4: Simplify right side
    377,464,340.92x = 131,175,043,763,224,512
  5. Step 5: Solve for x
    x = 131,175,043,763,224,512/377,464,340.92
  6. Step 6: Final answer
    x = 347,516,386.43

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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.