Home / 360,100,189.71-496,938,766.04-195,087,759.21

Finding the Fourth Proportional to 360,100,189.71, 496,938,766.04 and 195,087,759.21

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Solution

The fourth proportional to 360,100,189.71, 496,938,766.04 and 195,087,759.21 is: 269,221,380.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,100,189.71 : 496,938,766.04 = 195,087,759.21 : x
  2. Step 2: Convert to fraction form
    360,100,189.71/496,938,766.04 = 195,087,759.21/x
  3. Step 3: Cross multiply
    360,100,189.71x = 496,938,766.04 × 195,087,759.21
  4. Step 4: Simplify right side
    360,100,189.71x = 96,946,670,331,326,048
  5. Step 5: Solve for x
    x = 96,946,670,331,326,048/360,100,189.71
  6. Step 6: Final answer
    x = 269,221,380.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.