Home / 829,805,304.30-1,244,707,956.45-782,188,190.70

Finding the Fourth Proportional to 829,805,304.30, 1,244,707,956.45 and 782,188,190.70

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Solution

The fourth proportional to 829,805,304.30, 1,244,707,956.45 and 782,188,190.70 is: 1,173,282,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,805,304.30 : 1,244,707,956.45 = 782,188,190.70 : x
  2. Step 2: Convert to fraction form
    829,805,304.30/1,244,707,956.45 = 782,188,190.70/x
  3. Step 3: Cross multiply
    829,805,304.30x = 1,244,707,956.45 × 782,188,190.70
  4. Step 4: Simplify right side
    829,805,304.30x = 973,595,864,405,520,000
  5. Step 5: Solve for x
    x = 973,595,864,405,520,000/829,805,304.30
  6. Step 6: Final answer
    x = 1,173,282,286.05

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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.