Home / 326,204,200.80-489,306,301.20-181,085,378.40

Finding the Fourth Proportional to 326,204,200.80, 489,306,301.20 and 181,085,378.40

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Solution

The fourth proportional to 326,204,200.80, 489,306,301.20 and 181,085,378.40 is: 271,628,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,204,200.80 : 489,306,301.20 = 181,085,378.40 : x
  2. Step 2: Convert to fraction form
    326,204,200.80/489,306,301.20 = 181,085,378.40/x
  3. Step 3: Cross multiply
    326,204,200.80x = 489,306,301.20 × 181,085,378.40
  4. Step 4: Simplify right side
    326,204,200.80x = 88,606,216,706,306,368
  5. Step 5: Solve for x
    x = 88,606,216,706,306,368/326,204,200.80
  6. Step 6: Final answer
    x = 271,628,067.60

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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.