Home / 273,930,021.82-378,023,397.51-150,171,573.34

Finding the Fourth Proportional to 273,930,021.82, 378,023,397.51 and 150,171,573.34

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Solution

The fourth proportional to 273,930,021.82, 378,023,397.51 and 150,171,573.34 is: 207,236,753.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,930,021.82 : 378,023,397.51 = 150,171,573.34 : x
  2. Step 2: Convert to fraction form
    273,930,021.82/378,023,397.51 = 150,171,573.34/x
  3. Step 3: Cross multiply
    273,930,021.82x = 378,023,397.51 × 150,171,573.34
  4. Step 4: Simplify right side
    273,930,021.82x = 56,768,368,363,408,936
  5. Step 5: Solve for x
    x = 56,768,368,363,408,936/273,930,021.82
  6. Step 6: Final answer
    x = 207,236,753.34

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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.