Home / 476,098,512.30-714,147,768.45-131,105,385.90

Finding the Fourth Proportional to 476,098,512.30, 714,147,768.45 and 131,105,385.90

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Solution

The fourth proportional to 476,098,512.30, 714,147,768.45 and 131,105,385.90 is: 196,658,078.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,098,512.30 : 714,147,768.45 = 131,105,385.90 : x
  2. Step 2: Convert to fraction form
    476,098,512.30/714,147,768.45 = 131,105,385.90/x
  3. Step 3: Cross multiply
    476,098,512.30x = 714,147,768.45 × 131,105,385.90
  4. Step 4: Simplify right side
    476,098,512.30x = 93,628,618,772,261,104
  5. Step 5: Solve for x
    x = 93,628,618,772,261,104/476,098,512.30
  6. Step 6: Final answer
    x = 196,658,078.85

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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.