Home / 306,512,631,020.80-459,768,946,531.20-181,129,968,467.20

Finding the Fourth Proportional to 306,512,631,020.80, 459,768,946,531.20 and 181,129,968,467.20

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Solution

The fourth proportional to 306,512,631,020.80, 459,768,946,531.20 and 181,129,968,467.20 is: 271,694,952,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,512,631,020.80 : 459,768,946,531.20 = 181,129,968,467.20 : x
  2. Step 2: Convert to fraction form
    306,512,631,020.80/459,768,946,531.20 = 181,129,968,467.20/x
  3. Step 3: Cross multiply
    306,512,631,020.80x = 459,768,946,531.20 × 181,129,968,467.20
  4. Step 4: Simplify right side
    306,512,631,020.80x = 83,277,934,787,394,034,204,672
  5. Step 5: Solve for x
    x = 83,277,934,787,394,034,204,672/306,512,631,020.80
  6. Step 6: Final answer
    x = 271,694,952,700.80

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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.