Home / 67,162,615.20-100,575,961.20-53,725,687.20

Finding the Fourth Proportional to 67,162,615.20, 100,575,961.20 and 53,725,687.20

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Solution

The fourth proportional to 67,162,615.20, 100,575,961.20 and 53,725,687.20 is: 80,454,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,162,615.20 : 100,575,961.20 = 53,725,687.20 : x
  2. Step 2: Convert to fraction form
    67,162,615.20/100,575,961.20 = 53,725,687.20/x
  3. Step 3: Cross multiply
    67,162,615.20x = 100,575,961.20 × 53,725,687.20
  4. Step 4: Simplify right side
    67,162,615.20x = 5,403,512,631,270,537
  5. Step 5: Solve for x
    x = 5,403,512,631,270,537/67,162,615.20
  6. Step 6: Final answer
    x = 80,454,172.54

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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.