Home / 12,267,933,789.55-18,364,158,189.93-8,004,444,837.44

Finding the Fourth Proportional to 12,267,933,789.55, 18,364,158,189.93 and 8,004,444,837.44

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Solution

The fourth proportional to 12,267,933,789.55, 18,364,158,189.93 and 8,004,444,837.44 is: 11,982,041,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267,933,789.55 : 18,364,158,189.93 = 8,004,444,837.44 : x
  2. Step 2: Convert to fraction form
    12,267,933,789.55/18,364,158,189.93 = 8,004,444,837.44/x
  3. Step 3: Cross multiply
    12,267,933,789.55x = 18,364,158,189.93 × 8,004,444,837.44
  4. Step 4: Simplify right side
    12,267,933,789.55x = 146,994,891,217,316,675,584
  5. Step 5: Solve for x
    x = 146,994,891,217,316,675,584/12,267,933,789.55
  6. Step 6: Final answer
    x = 11,982,041,453.67

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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.