Home / 162,269,568,127.20-243,404,352,190.80-132,858,820,120.80

Finding the Fourth Proportional to 162,269,568,127.20, 243,404,352,190.80 and 132,858,820,120.80

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Solution

The fourth proportional to 162,269,568,127.20, 243,404,352,190.80 and 132,858,820,120.80 is: 199,288,230,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,269,568,127.20 : 243,404,352,190.80 = 132,858,820,120.80 : x
  2. Step 2: Convert to fraction form
    162,269,568,127.20/243,404,352,190.80 = 132,858,820,120.80/x
  3. Step 3: Cross multiply
    162,269,568,127.20x = 243,404,352,190.80 × 132,858,820,120.80
  4. Step 4: Simplify right side
    162,269,568,127.20x = 32,338,415,044,337,348,902,912
  5. Step 5: Solve for x
    x = 32,338,415,044,337,348,902,912/162,269,568,127.20
  6. Step 6: Final answer
    x = 199,288,230,181.20

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1.5x scale

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.