Home / 243,218,649,407.25-364,888,740,222.96-171,647,906,571.12

Finding the Fourth Proportional to 243,218,649,407.25, 364,888,740,222.96 and 171,647,906,571.12

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Solution

The fourth proportional to 243,218,649,407.25, 364,888,740,222.96 and 171,647,906,571.12 is: 257,514,744,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,218,649,407.25 : 364,888,740,222.96 = 171,647,906,571.12 : x
  2. Step 2: Convert to fraction form
    243,218,649,407.25/364,888,740,222.96 = 171,647,906,571.12/x
  3. Step 3: Cross multiply
    243,218,649,407.25x = 364,888,740,222.96 × 171,647,906,571.12
  4. Step 4: Simplify right side
    243,218,649,407.25x = 62,632,388,390,644,313,227,264
  5. Step 5: Solve for x
    x = 62,632,388,390,644,313,227,264/243,218,649,407.25
  6. Step 6: Final answer
    x = 257,514,744,627.05

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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.