Home / 535,692,529,425.60-803,538,794,138.40-217,491,167,793.60

Finding the Fourth Proportional to 535,692,529,425.60, 803,538,794,138.40 and 217,491,167,793.60

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Solution

The fourth proportional to 535,692,529,425.60, 803,538,794,138.40 and 217,491,167,793.60 is: 326,236,751,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,692,529,425.60 : 803,538,794,138.40 = 217,491,167,793.60 : x
  2. Step 2: Convert to fraction form
    535,692,529,425.60/803,538,794,138.40 = 217,491,167,793.60/x
  3. Step 3: Cross multiply
    535,692,529,425.60x = 803,538,794,138.40 × 217,491,167,793.60
  4. Step 4: Simplify right side
    535,692,529,425.60x = 174,762,590,704,621,766,836,224
  5. Step 5: Solve for x
    x = 174,762,590,704,621,766,836,224/535,692,529,425.60
  6. Step 6: Final answer
    x = 326,236,751,690.40

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1.5x scale

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.