Home / 326,751,189,150.78-489,984,438,396.06-173,562,556,040.94

Finding the Fourth Proportional to 326,751,189,150.78, 489,984,438,396.06 and 173,562,556,040.94

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Solution

The fourth proportional to 326,751,189,150.78, 489,984,438,396.06 and 173,562,556,040.94 is: 260,268,223,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,751,189,150.78 : 489,984,438,396.06 = 173,562,556,040.94 : x
  2. Step 2: Convert to fraction form
    326,751,189,150.78/489,984,438,396.06 = 173,562,556,040.94/x
  3. Step 3: Cross multiply
    326,751,189,150.78x = 489,984,438,396.06 × 173,562,556,040.94
  4. Step 4: Simplify right side
    326,751,189,150.78x = 85,042,951,548,304,669,802,496
  5. Step 5: Solve for x
    x = 85,042,951,548,304,669,802,496/326,751,189,150.78
  6. Step 6: Final answer
    x = 260,268,223,565.86

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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.