Home / 366,984,080.10-550,476,120.15-221,865,257.70

Finding the Fourth Proportional to 366,984,080.10, 550,476,120.15 and 221,865,257.70

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Solution

The fourth proportional to 366,984,080.10, 550,476,120.15 and 221,865,257.70 is: 332,797,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984,080.10 : 550,476,120.15 = 221,865,257.70 : x
  2. Step 2: Convert to fraction form
    366,984,080.10/550,476,120.15 = 221,865,257.70/x
  3. Step 3: Cross multiply
    366,984,080.10x = 550,476,120.15 × 221,865,257.70
  4. Step 4: Simplify right side
    366,984,080.10x = 122,131,526,254,775,904
  5. Step 5: Solve for x
    x = 122,131,526,254,775,904/366,984,080.10
  6. Step 6: Final answer
    x = 332,797,886.55

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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.