Home / 547,286,621.76-755,265,351.60-299,752,032.78

Finding the Fourth Proportional to 547,286,621.76, 755,265,351.60 and 299,752,032.78

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Solution

The fourth proportional to 547,286,621.76, 755,265,351.60 and 299,752,032.78 is: 413,663,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,286,621.76 : 755,265,351.60 = 299,752,032.78 : x
  2. Step 2: Convert to fraction form
    547,286,621.76/755,265,351.60 = 299,752,032.78/x
  3. Step 3: Cross multiply
    547,286,621.76x = 755,265,351.60 × 299,752,032.78
  4. Step 4: Simplify right side
    547,286,621.76x = 226,392,324,430,401,408
  5. Step 5: Solve for x
    x = 226,392,324,430,401,408/547,286,621.76
  6. Step 6: Final answer
    x = 413,663,180.19

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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.