Home / 197,966,479.20-296,949,718.80-52,399,759.20

Finding the Fourth Proportional to 197,966,479.20, 296,949,718.80 and 52,399,759.20

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Solution

The fourth proportional to 197,966,479.20, 296,949,718.80 and 52,399,759.20 is: 78,599,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,966,479.20 : 296,949,718.80 = 52,399,759.20 : x
  2. Step 2: Convert to fraction form
    197,966,479.20/296,949,718.80 = 52,399,759.20/x
  3. Step 3: Cross multiply
    197,966,479.20x = 296,949,718.80 × 52,399,759.20
  4. Step 4: Simplify right side
    197,966,479.20x = 15,560,093,759,627,714
  5. Step 5: Solve for x
    x = 15,560,093,759,627,714/197,966,479.20
  6. Step 6: Final answer
    x = 78,599,638.80

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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.