Home / 676,342,668.08-1,014,540,794.29-321,731,771.78

Finding the Fourth Proportional to 676,342,668.08, 1,014,540,794.29 and 321,731,771.78

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Solution

The fourth proportional to 676,342,668.08, 1,014,540,794.29 and 321,731,771.78 is: 482,610,402.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,342,668.08 : 1,014,540,794.29 = 321,731,771.78 : x
  2. Step 2: Convert to fraction form
    676,342,668.08/1,014,540,794.29 = 321,731,771.78/x
  3. Step 3: Cross multiply
    676,342,668.08x = 1,014,540,794.29 × 321,731,771.78
  4. Step 4: Simplify right side
    676,342,668.08x = 326,410,007,292,932,672
  5. Step 5: Solve for x
    x = 326,410,007,292,932,672/676,342,668.08
  6. Step 6: Final answer
    x = 482,610,402.53

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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.