Home / 13,258,138,768,992-18,296,036,786,092-7,405,331,435,486.50

Finding the Fourth Proportional to 13,258,138,768,992, 18,296,036,786,092 and 7,405,331,435,486.50

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Solution

The fourth proportional to 13,258,138,768,992, 18,296,036,786,092 and 7,405,331,435,486.50 is: 10,219,248,622,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258,138,768,992 : 18,296,036,786,092 = 7,405,331,435,486.50 : x
  2. Step 2: Convert to fraction form
    13,258,138,768,992/18,296,036,786,092 = 7,405,331,435,486.50/x
  3. Step 3: Cross multiply
    13,258,138,768,992x = 18,296,036,786,092 × 7,405,331,435,486.50
  4. Step 4: Simplify right side
    13,258,138,768,992x = 135,488,216,356,864,479,601,885,184
  5. Step 5: Solve for x
    x = 135,488,216,356,864,479,601,885,184/13,258,138,768,992
  6. Step 6: Final answer
    x = 10,219,248,622,871.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.