Home / 533,803,489.20-800,825,970.60-288,154,851.44

Finding the Fourth Proportional to 533,803,489.20, 800,825,970.60 and 288,154,851.44

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Solution

The fourth proportional to 533,803,489.20, 800,825,970.60 and 288,154,851.44 is: 432,297,452.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,803,489.20 : 800,825,970.60 = 288,154,851.44 : x
  2. Step 2: Convert to fraction form
    533,803,489.20/800,825,970.60 = 288,154,851.44/x
  3. Step 3: Cross multiply
    533,803,489.20x = 800,825,970.60 × 288,154,851.44
  4. Step 4: Simplify right side
    533,803,489.20x = 230,761,888,583,532,672
  5. Step 5: Solve for x
    x = 230,761,888,583,532,672/533,803,489.20
  6. Step 6: Final answer
    x = 432,297,452.63

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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.