Home / 13,544,529,165.45-20,319,410,148.77-5,149,782,085.56

Finding the Fourth Proportional to 13,544,529,165.45, 20,319,410,148.77 and 5,149,782,085.56

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Solution

The fourth proportional to 13,544,529,165.45, 20,319,410,148.77 and 5,149,782,085.56 is: 7,725,667,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544,529,165.45 : 20,319,410,148.77 = 5,149,782,085.56 : x
  2. Step 2: Convert to fraction form
    13,544,529,165.45/20,319,410,148.77 = 5,149,782,085.56/x
  3. Step 3: Cross multiply
    13,544,529,165.45x = 20,319,410,148.77 × 5,149,782,085.56
  4. Step 4: Simplify right side
    13,544,529,165.45x = 104,640,534,373,308,088,320
  5. Step 5: Solve for x
    x = 104,640,534,373,308,088,320/13,544,529,165.45
  6. Step 6: Final answer
    x = 7,725,667,913.23

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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.