Home / 197,336,456.72-295,902,692.75-86,626,814.48

Finding the Fourth Proportional to 197,336,456.72, 295,902,692.75 and 86,626,814.48

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Solution

The fourth proportional to 197,336,456.72, 295,902,692.75 and 86,626,814.48 is: 129,895,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,336,456.72 : 295,902,692.75 = 86,626,814.48 : x
  2. Step 2: Convert to fraction form
    197,336,456.72/295,902,692.75 = 86,626,814.48/x
  3. Step 3: Cross multiply
    197,336,456.72x = 295,902,692.75 × 86,626,814.48
  4. Step 4: Simplify right side
    197,336,456.72x = 25,633,107,667,723,744
  5. Step 5: Solve for x
    x = 25,633,107,667,723,744/197,336,456.72
  6. Step 6: Final answer
    x = 129,895,449.09

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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.