Home / 13,608,288,727.20-20,412,433,090.80-4,292,978,302.80

Finding the Fourth Proportional to 13,608,288,727.20, 20,412,433,090.80 and 4,292,978,302.80

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Solution

The fourth proportional to 13,608,288,727.20, 20,412,433,090.80 and 4,292,978,302.80 is: 6,439,467,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,288,727.20 : 20,412,433,090.80 = 4,292,978,302.80 : x
  2. Step 2: Convert to fraction form
    13,608,288,727.20/20,412,433,090.80 = 4,292,978,302.80/x
  3. Step 3: Cross multiply
    13,608,288,727.20x = 20,412,433,090.80 × 4,292,978,302.80
  4. Step 4: Simplify right side
    13,608,288,727.20x = 87,630,132,366,161,149,952
  5. Step 5: Solve for x
    x = 87,630,132,366,161,149,952/13,608,288,727.20
  6. Step 6: Final answer
    x = 6,439,467,454.20

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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.