Home / 1,328,615,181,036.60-1,992,729,279,791.70-386,310,294,252.60

Finding the Fourth Proportional to 1,328,615,181,036.60, 1,992,729,279,791.70 and 386,310,294,252.60

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Solution

The fourth proportional to 1,328,615,181,036.60, 1,992,729,279,791.70 and 386,310,294,252.60 is: 579,409,181,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,615,181,036.60 : 1,992,729,279,791.70 = 386,310,294,252.60 : x
  2. Step 2: Convert to fraction form
    1,328,615,181,036.60/1,992,729,279,791.70 = 386,310,294,252.60/x
  3. Step 3: Cross multiply
    1,328,615,181,036.60x = 1,992,729,279,791.70 × 386,310,294,252.60
  4. Step 4: Simplify right side
    1,328,615,181,036.60x = 769,811,834,442,103,279,058,944
  5. Step 5: Solve for x
    x = 769,811,834,442,103,279,058,944/1,328,615,181,036.60
  6. Step 6: Final answer
    x = 579,409,181,401.56

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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.