Home / 476,190,464.86-714,288,105.21-148,638,520.48

Finding the Fourth Proportional to 476,190,464.86, 714,288,105.21 and 148,638,520.48

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Solution

The fourth proportional to 476,190,464.86, 714,288,105.21 and 148,638,520.48 is: 222,958,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,190,464.86 : 714,288,105.21 = 148,638,520.48 : x
  2. Step 2: Convert to fraction form
    476,190,464.86/714,288,105.21 = 148,638,520.48/x
  3. Step 3: Cross multiply
    476,190,464.86x = 714,288,105.21 × 148,638,520.48
  4. Step 4: Simplify right side
    476,190,464.86x = 106,170,727,154,876,976
  5. Step 5: Solve for x
    x = 106,170,727,154,876,976/476,190,464.86
  6. Step 6: Final answer
    x = 222,958,532.33

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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.