Home / 538,992,134.60-808,768,137.90-251,777,798.60

Finding the Fourth Proportional to 538,992,134.60, 808,768,137.90 and 251,777,798.60

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Solution

The fourth proportional to 538,992,134.60, 808,768,137.90 and 251,777,798.60 is: 377,797,463.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,992,134.60 : 808,768,137.90 = 251,777,798.60 : x
  2. Step 2: Convert to fraction form
    538,992,134.60/808,768,137.90 = 251,777,798.60/x
  3. Step 3: Cross multiply
    538,992,134.60x = 808,768,137.90 × 251,777,798.60
  4. Step 4: Simplify right side
    538,992,134.60x = 203,629,861,338,283,232
  5. Step 5: Solve for x
    x = 203,629,861,338,283,232/538,992,134.60
  6. Step 6: Final answer
    x = 377,797,463.57

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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.