Home / 497,707,270.80-746,560,906.20-394,914,771.60

Finding the Fourth Proportional to 497,707,270.80, 746,560,906.20 and 394,914,771.60

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Solution

The fourth proportional to 497,707,270.80, 746,560,906.20 and 394,914,771.60 is: 592,372,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,707,270.80 : 746,560,906.20 = 394,914,771.60 : x
  2. Step 2: Convert to fraction form
    497,707,270.80/746,560,906.20 = 394,914,771.60/x
  3. Step 3: Cross multiply
    497,707,270.80x = 746,560,906.20 × 394,914,771.60
  4. Step 4: Simplify right side
    497,707,270.80x = 294,827,929,757,462,080
  5. Step 5: Solve for x
    x = 294,827,929,757,462,080/497,707,270.80
  6. Step 6: Final answer
    x = 592,372,157.40

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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.