Home / 818,171,091.35-1,227,256,653.26-196,386,323.23

Finding the Fourth Proportional to 818,171,091.35, 1,227,256,653.26 and 196,386,323.23

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Solution

The fourth proportional to 818,171,091.35, 1,227,256,653.26 and 196,386,323.23 is: 294,579,488.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,171,091.35 : 1,227,256,653.26 = 196,386,323.23 : x
  2. Step 2: Convert to fraction form
    818,171,091.35/1,227,256,653.26 = 196,386,323.23/x
  3. Step 3: Cross multiply
    818,171,091.35x = 1,227,256,653.26 × 196,386,323.23
  4. Step 4: Simplify right side
    818,171,091.35x = 241,016,421,797,660,256
  5. Step 5: Solve for x
    x = 241,016,421,797,660,256/818,171,091.35
  6. Step 6: Final answer
    x = 294,579,488.75

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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.