Home / 219,310,505.40-328,965,758.10-184,873,128.60

Finding the Fourth Proportional to 219,310,505.40, 328,965,758.10 and 184,873,128.60

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Solution

The fourth proportional to 219,310,505.40, 328,965,758.10 and 184,873,128.60 is: 277,309,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,310,505.40 : 328,965,758.10 = 184,873,128.60 : x
  2. Step 2: Convert to fraction form
    219,310,505.40/328,965,758.10 = 184,873,128.60/x
  3. Step 3: Cross multiply
    219,310,505.40x = 328,965,758.10 × 184,873,128.60
  4. Step 4: Simplify right side
    219,310,505.40x = 60,816,928,902,217,792
  5. Step 5: Solve for x
    x = 60,816,928,902,217,792/219,310,505.40
  6. Step 6: Final answer
    x = 277,309,692.90

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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.