Home / 379,078,875.78-568,679,414.64-116,763,304.76

Finding the Fourth Proportional to 379,078,875.78, 568,679,414.64 and 116,763,304.76

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Solution

The fourth proportional to 379,078,875.78, 568,679,414.64 and 116,763,304.76 is: 175,163,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,078,875.78 : 568,679,414.64 = 116,763,304.76 : x
  2. Step 2: Convert to fraction form
    379,078,875.78/568,679,414.64 = 116,763,304.76/x
  3. Step 3: Cross multiply
    379,078,875.78x = 568,679,414.64 × 116,763,304.76
  4. Step 4: Simplify right side
    379,078,875.78x = 66,400,887,801,910,872
  5. Step 5: Solve for x
    x = 66,400,887,801,910,872/379,078,875.78
  6. Step 6: Final answer
    x = 175,163,777.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.