Home / 132,036,516.20-197,606,876.70-115,912,202.60

Finding the Fourth Proportional to 132,036,516.20, 197,606,876.70 and 115,912,202.60

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Solution

The fourth proportional to 132,036,516.20, 197,606,876.70 and 115,912,202.60 is: 173,475,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,036,516.20 : 197,606,876.70 = 115,912,202.60 : x
  2. Step 2: Convert to fraction form
    132,036,516.20/197,606,876.70 = 115,912,202.60/x
  3. Step 3: Cross multiply
    132,036,516.20x = 197,606,876.70 × 115,912,202.60
  4. Step 4: Simplify right side
    132,036,516.20x = 22,905,048,327,203,616
  5. Step 5: Solve for x
    x = 22,905,048,327,203,616/132,036,516.20
  6. Step 6: Final answer
    x = 173,475,103.60

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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.