Home / 148,147,087.05-222,225,670.32-70,383,858.09

Finding the Fourth Proportional to 148,147,087.05, 222,225,670.32 and 70,383,858.09

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Solution

The fourth proportional to 148,147,087.05, 222,225,670.32 and 70,383,858.09 is: 105,578,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,147,087.05 : 222,225,670.32 = 70,383,858.09 : x
  2. Step 2: Convert to fraction form
    148,147,087.05/222,225,670.32 = 70,383,858.09/x
  3. Step 3: Cross multiply
    148,147,087.05x = 222,225,670.32 × 70,383,858.09
  4. Step 4: Simplify right side
    148,147,087.05x = 15,641,100,043,758,006
  5. Step 5: Solve for x
    x = 15,641,100,043,758,006/148,147,087.05
  6. Step 6: Final answer
    x = 105,578,181.49

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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.