Home / 148,147,087.80-222,225,671.45-70,383,858.84

Finding the Fourth Proportional to 148,147,087.80, 222,225,671.45 and 70,383,858.84

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Solution

The fourth proportional to 148,147,087.80, 222,225,671.45 and 70,383,858.84 is: 105,578,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,147,087.80 : 222,225,671.45 = 70,383,858.84 : x
  2. Step 2: Convert to fraction form
    148,147,087.80/222,225,671.45 = 70,383,858.84/x
  3. Step 3: Cross multiply
    148,147,087.80x = 222,225,671.45 × 70,383,858.84
  4. Step 4: Simplify right side
    148,147,087.80x = 15,641,100,289,609,100
  5. Step 5: Solve for x
    x = 15,641,100,289,609,100/148,147,087.80
  6. Step 6: Final answer
    x = 105,578,182.61

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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.