Home / 220,062,407.70-330,093,611.55-143,534,903.70

Finding the Fourth Proportional to 220,062,407.70, 330,093,611.55 and 143,534,903.70

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Solution

The fourth proportional to 220,062,407.70, 330,093,611.55 and 143,534,903.70 is: 215,302,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,062,407.70 : 330,093,611.55 = 143,534,903.70 : x
  2. Step 2: Convert to fraction form
    220,062,407.70/330,093,611.55 = 143,534,903.70/x
  3. Step 3: Cross multiply
    220,062,407.70x = 330,093,611.55 × 143,534,903.70
  4. Step 4: Simplify right side
    220,062,407.70x = 47,379,954,745,814,456
  5. Step 5: Solve for x
    x = 47,379,954,745,814,456/220,062,407.70
  6. Step 6: Final answer
    x = 215,302,355.55

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1.5x scale

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.