Home / 263,260,123.80-394,890,185.70-186,732,619.80

Finding the Fourth Proportional to 263,260,123.80, 394,890,185.70 and 186,732,619.80

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Solution

The fourth proportional to 263,260,123.80, 394,890,185.70 and 186,732,619.80 is: 280,098,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,260,123.80 : 394,890,185.70 = 186,732,619.80 : x
  2. Step 2: Convert to fraction form
    263,260,123.80/394,890,185.70 = 186,732,619.80/x
  3. Step 3: Cross multiply
    263,260,123.80x = 394,890,185.70 × 186,732,619.80
  4. Step 4: Simplify right side
    263,260,123.80x = 73,738,878,909,069,504
  5. Step 5: Solve for x
    x = 73,738,878,909,069,504/263,260,123.80
  6. Step 6: Final answer
    x = 280,098,929.70

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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.