Home / 263,285,445.70-394,928,168.55-134,145,282.70

Finding the Fourth Proportional to 263,285,445.70, 394,928,168.55 and 134,145,282.70

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Solution

The fourth proportional to 263,285,445.70, 394,928,168.55 and 134,145,282.70 is: 201,217,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,285,445.70 : 394,928,168.55 = 134,145,282.70 : x
  2. Step 2: Convert to fraction form
    263,285,445.70/394,928,168.55 = 134,145,282.70/x
  3. Step 3: Cross multiply
    263,285,445.70x = 394,928,168.55 × 134,145,282.70
  4. Step 4: Simplify right side
    263,285,445.70x = 52,977,750,816,333,000
  5. Step 5: Solve for x
    x = 52,977,750,816,333,000/263,285,445.70
  6. Step 6: Final answer
    x = 201,217,924.05

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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.