Home / 263,168,015.20-394,752,022.80-237,189,954.40

Finding the Fourth Proportional to 263,168,015.20, 394,752,022.80 and 237,189,954.40

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Solution

The fourth proportional to 263,168,015.20, 394,752,022.80 and 237,189,954.40 is: 355,784,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,168,015.20 : 394,752,022.80 = 237,189,954.40 : x
  2. Step 2: Convert to fraction form
    263,168,015.20/394,752,022.80 = 237,189,954.40/x
  3. Step 3: Cross multiply
    263,168,015.20x = 394,752,022.80 × 237,189,954.40
  4. Step 4: Simplify right side
    263,168,015.20x = 93,631,214,287,239,760
  5. Step 5: Solve for x
    x = 93,631,214,287,239,760/263,168,015.20
  6. Step 6: Final answer
    x = 355,784,931.60

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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.