Home / 13,439,408,832.08-20,160,081,906.36-5,158,295,892.56

Finding the Fourth Proportional to 13,439,408,832.08, 20,160,081,906.36 and 5,158,295,892.56

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Solution

The fourth proportional to 13,439,408,832.08, 20,160,081,906.36 and 5,158,295,892.56 is: 7,737,815,627.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439,408,832.08 : 20,160,081,906.36 = 5,158,295,892.56 : x
  2. Step 2: Convert to fraction form
    13,439,408,832.08/20,160,081,906.36 = 5,158,295,892.56/x
  3. Step 3: Cross multiply
    13,439,408,832.08x = 20,160,081,906.36 × 5,158,295,892.56
  4. Step 4: Simplify right side
    13,439,408,832.08x = 103,991,667,691,249,975,296
  5. Step 5: Solve for x
    x = 103,991,667,691,249,975,296/13,439,408,832.08
  6. Step 6: Final answer
    x = 7,737,815,627.95

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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.