Home / 538,992,101.60-808,768,088.40-251,777,765.60

Finding the Fourth Proportional to 538,992,101.60, 808,768,088.40 and 251,777,765.60

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Solution

The fourth proportional to 538,992,101.60, 808,768,088.40 and 251,777,765.60 is: 377,797,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,992,101.60 : 808,768,088.40 = 251,777,765.60 : x
  2. Step 2: Convert to fraction form
    538,992,101.60/808,768,088.40 = 251,777,765.60/x
  3. Step 3: Cross multiply
    538,992,101.60x = 808,768,088.40 × 251,777,765.60
  4. Step 4: Simplify right side
    538,992,101.60x = 203,629,822,185,935,264
  5. Step 5: Solve for x
    x = 203,629,822,185,935,264/538,992,101.60
  6. Step 6: Final answer
    x = 377,797,414.06

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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.