Home / 203,567,472,021.72-280,942,954,200.88-152,036,568,481.80

Finding the Fourth Proportional to 203,567,472,021.72, 280,942,954,200.88 and 152,036,568,481.80

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Solution

The fourth proportional to 203,567,472,021.72, 280,942,954,200.88 and 152,036,568,481.80 is: 209,825,284,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,567,472,021.72 : 280,942,954,200.88 = 152,036,568,481.80 : x
  2. Step 2: Convert to fraction form
    203,567,472,021.72/280,942,954,200.88 = 152,036,568,481.80/x
  3. Step 3: Cross multiply
    203,567,472,021.72x = 280,942,954,200.88 × 152,036,568,481.80
  4. Step 4: Simplify right side
    203,567,472,021.72x = 42,713,602,695,841,290,649,600
  5. Step 5: Solve for x
    x = 42,713,602,695,841,290,649,600/203,567,472,021.72
  6. Step 6: Final answer
    x = 209,825,284,322.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.