Home / 255,540,615.20-383,310,922.80-153,252,000.80

Finding the Fourth Proportional to 255,540,615.20, 383,310,922.80 and 153,252,000.80

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Solution

The fourth proportional to 255,540,615.20, 383,310,922.80 and 153,252,000.80 is: 229,878,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,540,615.20 : 383,310,922.80 = 153,252,000.80 : x
  2. Step 2: Convert to fraction form
    255,540,615.20/383,310,922.80 = 153,252,000.80/x
  3. Step 3: Cross multiply
    255,540,615.20x = 383,310,922.80 × 153,252,000.80
  4. Step 4: Simplify right side
    255,540,615.20x = 58,743,165,847,594,344
  5. Step 5: Solve for x
    x = 58,743,165,847,594,344/255,540,615.20
  6. Step 6: Final answer
    x = 229,878,001.20

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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.