Home / 490,752,018.40-735,848,091.60-184,054,136.80

Finding the Fourth Proportional to 490,752,018.40, 735,848,091.60 and 184,054,136.80

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Solution

The fourth proportional to 490,752,018.40, 735,848,091.60 and 184,054,136.80 is: 275,976,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,752,018.40 : 735,848,091.60 = 184,054,136.80 : x
  2. Step 2: Convert to fraction form
    490,752,018.40/735,848,091.60 = 184,054,136.80/x
  3. Step 3: Cross multiply
    490,752,018.40x = 735,848,091.60 × 184,054,136.80
  4. Step 4: Simplify right side
    490,752,018.40x = 135,435,885,315,365,344
  5. Step 5: Solve for x
    x = 135,435,885,315,365,344/490,752,018.40
  6. Step 6: Final answer
    x = 275,976,216.58

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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.