Home / 513,216,092.20-769,824,138.30-226,561,628.20

Finding the Fourth Proportional to 513,216,092.20, 769,824,138.30 and 226,561,628.20

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Solution

The fourth proportional to 513,216,092.20, 769,824,138.30 and 226,561,628.20 is: 339,842,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,216,092.20 : 769,824,138.30 = 226,561,628.20 : x
  2. Step 2: Convert to fraction form
    513,216,092.20/769,824,138.30 = 226,561,628.20/x
  3. Step 3: Cross multiply
    513,216,092.20x = 769,824,138.30 × 226,561,628.20
  4. Step 4: Simplify right side
    513,216,092.20x = 174,412,610,200,909,952
  5. Step 5: Solve for x
    x = 174,412,610,200,909,952/513,216,092.20
  6. Step 6: Final answer
    x = 339,842,442.30

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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.