Home / 263,054,976.80-394,582,465.20-109,650,048.80

Finding the Fourth Proportional to 263,054,976.80, 394,582,465.20 and 109,650,048.80

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Solution

The fourth proportional to 263,054,976.80, 394,582,465.20 and 109,650,048.80 is: 164,475,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,054,976.80 : 394,582,465.20 = 109,650,048.80 : x
  2. Step 2: Convert to fraction form
    263,054,976.80/394,582,465.20 = 109,650,048.80/x
  3. Step 3: Cross multiply
    263,054,976.80x = 394,582,465.20 × 109,650,048.80
  4. Step 4: Simplify right side
    263,054,976.80x = 43,265,986,564,804,296
  5. Step 5: Solve for x
    x = 43,265,986,564,804,296/263,054,976.80
  6. Step 6: Final answer
    x = 164,475,073.20

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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.