Home / 88,572,028.60-132,858,042.90-40,702,972.60

Finding the Fourth Proportional to 88,572,028.60, 132,858,042.90 and 40,702,972.60

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Solution

The fourth proportional to 88,572,028.60, 132,858,042.90 and 40,702,972.60 is: 61,054,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,572,028.60 : 132,858,042.90 = 40,702,972.60 : x
  2. Step 2: Convert to fraction form
    88,572,028.60/132,858,042.90 = 40,702,972.60/x
  3. Step 3: Cross multiply
    88,572,028.60x = 132,858,042.90 × 40,702,972.60
  4. Step 4: Simplify right side
    88,572,028.60x = 5,407,717,279,848,325
  5. Step 5: Solve for x
    x = 5,407,717,279,848,325/88,572,028.60
  6. Step 6: Final answer
    x = 61,054,458.90

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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.