Home / 218,382,003.60-327,573,005.40-201,753,805.20

Finding the Fourth Proportional to 218,382,003.60, 327,573,005.40 and 201,753,805.20

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Solution

The fourth proportional to 218,382,003.60, 327,573,005.40 and 201,753,805.20 is: 302,630,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,382,003.60 : 327,573,005.40 = 201,753,805.20 : x
  2. Step 2: Convert to fraction form
    218,382,003.60/327,573,005.40 = 201,753,805.20/x
  3. Step 3: Cross multiply
    218,382,003.60x = 327,573,005.40 × 201,753,805.20
  4. Step 4: Simplify right side
    218,382,003.60x = 66,089,100,320,250,136
  5. Step 5: Solve for x
    x = 66,089,100,320,250,136/218,382,003.60
  6. Step 6: Final answer
    x = 302,630,707.80

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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.