Home / 511,816,033.28-767,107,235.92-235,085,378.24

Finding the Fourth Proportional to 511,816,033.28, 767,107,235.92 and 235,085,378.24

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Solution

The fourth proportional to 511,816,033.28, 767,107,235.92 and 235,085,378.24 is: 352,344,754.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,816,033.28 : 767,107,235.92 = 235,085,378.24 : x
  2. Step 2: Convert to fraction form
    511,816,033.28/767,107,235.92 = 235,085,378.24/x
  3. Step 3: Cross multiply
    511,816,033.28x = 767,107,235.92 × 235,085,378.24
  4. Step 4: Simplify right side
    511,816,033.28x = 180,335,694,706,894,112
  5. Step 5: Solve for x
    x = 180,335,694,706,894,112/511,816,033.28
  6. Step 6: Final answer
    x = 352,344,754.72

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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.