Home / 360,100,189.89-496,938,766.30-195,087,759.39

Finding the Fourth Proportional to 360,100,189.89, 496,938,766.30 and 195,087,759.39

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Solution

The fourth proportional to 360,100,189.89, 496,938,766.30 and 195,087,759.39 is: 269,221,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,100,189.89 : 496,938,766.30 = 195,087,759.39 : x
  2. Step 2: Convert to fraction form
    360,100,189.89/496,938,766.30 = 195,087,759.39/x
  3. Step 3: Cross multiply
    360,100,189.89x = 496,938,766.30 × 195,087,759.39
  4. Step 4: Simplify right side
    360,100,189.89x = 96,946,670,471,010,112
  5. Step 5: Solve for x
    x = 96,946,670,471,010,112/360,100,189.89
  6. Step 6: Final answer
    x = 269,221,381.14

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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.