Home / 263,260,216.80-394,890,325.20-186,732,712.80

Finding the Fourth Proportional to 263,260,216.80, 394,890,325.20 and 186,732,712.80

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Solution

The fourth proportional to 263,260,216.80, 394,890,325.20 and 186,732,712.80 is: 280,099,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,260,216.80 : 394,890,325.20 = 186,732,712.80 : x
  2. Step 2: Convert to fraction form
    263,260,216.80/394,890,325.20 = 186,732,712.80/x
  3. Step 3: Cross multiply
    263,260,216.80x = 394,890,325.20 × 186,732,712.80
  4. Step 4: Simplify right side
    263,260,216.80x = 73,738,941,683,070,208
  5. Step 5: Solve for x
    x = 73,738,941,683,070,208/263,260,216.80
  6. Step 6: Final answer
    x = 280,099,069.20

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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.