Home / 302,783,245.20-454,387,444.20-130,383,784.80

Finding the Fourth Proportional to 302,783,245.20, 454,387,444.20 and 130,383,784.80

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Solution

The fourth proportional to 302,783,245.20, 454,387,444.20 and 130,383,784.80 is: 195,667,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,783,245.20 : 454,387,444.20 = 130,383,784.80 : x
  2. Step 2: Convert to fraction form
    302,783,245.20/454,387,444.20 = 130,383,784.80/x
  3. Step 3: Cross multiply
    302,783,245.20x = 454,387,444.20 × 130,383,784.80
  4. Step 4: Simplify right side
    302,783,245.20x = 59,244,754,740,394,808
  5. Step 5: Solve for x
    x = 59,244,754,740,394,808/302,783,245.20
  6. Step 6: Final answer
    x = 195,667,216.33

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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.