Home / 264,200,072.80-396,300,109.20-195,325,319.20

Finding the Fourth Proportional to 264,200,072.80, 396,300,109.20 and 195,325,319.20

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Solution

The fourth proportional to 264,200,072.80, 396,300,109.20 and 195,325,319.20 is: 292,987,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,200,072.80 : 396,300,109.20 = 195,325,319.20 : x
  2. Step 2: Convert to fraction form
    264,200,072.80/396,300,109.20 = 195,325,319.20/x
  3. Step 3: Cross multiply
    264,200,072.80x = 396,300,109.20 × 195,325,319.20
  4. Step 4: Simplify right side
    264,200,072.80x = 77,407,445,328,484,848
  5. Step 5: Solve for x
    x = 77,407,445,328,484,848/264,200,072.80
  6. Step 6: Final answer
    x = 292,987,978.80

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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.