Home / 383,558,519.96-529,454,699.57-251,408,032.76

Finding the Fourth Proportional to 383,558,519.96, 529,454,699.57 and 251,408,032.76

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Solution

The fourth proportional to 383,558,519.96, 529,454,699.57 and 251,408,032.76 is: 347,037,433.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,558,519.96 : 529,454,699.57 = 251,408,032.76 : x
  2. Step 2: Convert to fraction form
    383,558,519.96/529,454,699.57 = 251,408,032.76/x
  3. Step 3: Cross multiply
    383,558,519.96x = 529,454,699.57 × 251,408,032.76
  4. Step 4: Simplify right side
    383,558,519.96x = 133,109,164,450,526,208
  5. Step 5: Solve for x
    x = 133,109,164,450,526,208/383,558,519.96
  6. Step 6: Final answer
    x = 347,037,433.73

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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.