Home / 264,084,021,489.52-396,148,850,701.72-72,856,059,148.61

Finding the Fourth Proportional to 264,084,021,489.52, 396,148,850,701.72 and 72,856,059,148.61

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Solution

The fourth proportional to 264,084,021,489.52, 396,148,850,701.72 and 72,856,059,148.61 is: 109,290,383,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,084,021,489.52 : 396,148,850,701.72 = 72,856,059,148.61 : x
  2. Step 2: Convert to fraction form
    264,084,021,489.52/396,148,850,701.72 = 72,856,059,148.61/x
  3. Step 3: Cross multiply
    264,084,021,489.52x = 396,148,850,701.72 × 72,856,059,148.61
  4. Step 4: Simplify right side
    264,084,021,489.52x = 28,861,844,098,376,401,944,576
  5. Step 5: Solve for x
    x = 28,861,844,098,376,401,944,576/264,084,021,489.52
  6. Step 6: Final answer
    x = 109,290,383,930.03

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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.