Home / 436,845,338.01-655,270,456.62-145,711,661.54

Finding the Fourth Proportional to 436,845,338.01, 655,270,456.62 and 145,711,661.54

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Solution

The fourth proportional to 436,845,338.01, 655,270,456.62 and 145,711,661.54 is: 218,568,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,845,338.01 : 655,270,456.62 = 145,711,661.54 : x
  2. Step 2: Convert to fraction form
    436,845,338.01/655,270,456.62 = 145,711,661.54/x
  3. Step 3: Cross multiply
    436,845,338.01x = 655,270,456.62 × 145,711,661.54
  4. Step 4: Simplify right side
    436,845,338.01x = 95,480,546,990,130,240
  5. Step 5: Solve for x
    x = 95,480,546,990,130,240/436,845,338.01
  6. Step 6: Final answer
    x = 218,568,309.38

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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.