Home / 251,253,049.40-376,599,638.10-97,848,121.40

Finding the Fourth Proportional to 251,253,049.40, 376,599,638.10 and 97,848,121.40

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Solution

The fourth proportional to 251,253,049.40, 376,599,638.10 and 97,848,121.40 is: 146,663,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,253,049.40 : 376,599,638.10 = 97,848,121.40 : x
  2. Step 2: Convert to fraction form
    251,253,049.40/376,599,638.10 = 97,848,121.40/x
  3. Step 3: Cross multiply
    251,253,049.40x = 376,599,638.10 × 97,848,121.40
  4. Step 4: Simplify right side
    251,253,049.40x = 36,849,567,108,004,872
  5. Step 5: Solve for x
    x = 36,849,567,108,004,872/251,253,049.40
  6. Step 6: Final answer
    x = 146,663,163.68

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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.