Home / 353,422,999.70-530,134,499.55-111,085,903.70

Finding the Fourth Proportional to 353,422,999.70, 530,134,499.55 and 111,085,903.70

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Solution

The fourth proportional to 353,422,999.70, 530,134,499.55 and 111,085,903.70 is: 166,628,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,422,999.70 : 530,134,499.55 = 111,085,903.70 : x
  2. Step 2: Convert to fraction form
    353,422,999.70/530,134,499.55 = 111,085,903.70/x
  3. Step 3: Cross multiply
    353,422,999.70x = 530,134,499.55 × 111,085,903.70
  4. Step 4: Simplify right side
    353,422,999.70x = 58,890,469,965,059,000
  5. Step 5: Solve for x
    x = 58,890,469,965,059,000/353,422,999.70
  6. Step 6: Final answer
    x = 166,628,855.55

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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.