Home / 327,545,856,141.60-491,318,784,212.40-268,038,069,031.20

Finding the Fourth Proportional to 327,545,856,141.60, 491,318,784,212.40 and 268,038,069,031.20

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Solution

The fourth proportional to 327,545,856,141.60, 491,318,784,212.40 and 268,038,069,031.20 is: 402,057,103,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,545,856,141.60 : 491,318,784,212.40 = 268,038,069,031.20 : x
  2. Step 2: Convert to fraction form
    327,545,856,141.60/491,318,784,212.40 = 268,038,069,031.20/x
  3. Step 3: Cross multiply
    327,545,856,141.60x = 491,318,784,212.40 × 268,038,069,031.20
  4. Step 4: Simplify right side
    327,545,856,141.60x = 131,692,138,199,048,544,845,824
  5. Step 5: Solve for x
    x = 131,692,138,199,048,544,845,824/327,545,856,141.60
  6. Step 6: Final answer
    x = 402,057,103,546.80

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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.