Home / 535,692,529,861.60-803,538,794,792.40-217,491,168,229.60

Finding the Fourth Proportional to 535,692,529,861.60, 803,538,794,792.40 and 217,491,168,229.60

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Solution

The fourth proportional to 535,692,529,861.60, 803,538,794,792.40 and 217,491,168,229.60 is: 326,236,752,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,692,529,861.60 : 803,538,794,792.40 = 217,491,168,229.60 : x
  2. Step 2: Convert to fraction form
    535,692,529,861.60/803,538,794,792.40 = 217,491,168,229.60/x
  3. Step 3: Cross multiply
    535,692,529,861.60x = 803,538,794,792.40 × 217,491,168,229.60
  4. Step 4: Simplify right side
    535,692,529,861.60x = 174,762,591,197,203,915,603,968
  5. Step 5: Solve for x
    x = 174,762,591,197,203,915,603,968/535,692,529,861.60
  6. Step 6: Final answer
    x = 326,236,752,344.40

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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.