Home / 43,998,969,485.88-66,003,177,256.20-18,819,301,450.68

Finding the Fourth Proportional to 43,998,969,485.88, 66,003,177,256.20 and 18,819,301,450.68

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Solution

The fourth proportional to 43,998,969,485.88, 66,003,177,256.20 and 18,819,301,450.68 is: 28,230,972,315.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,998,969,485.88 : 66,003,177,256.20 = 18,819,301,450.68 : x
  2. Step 2: Convert to fraction form
    43,998,969,485.88/66,003,177,256.20 = 18,819,301,450.68/x
  3. Step 3: Cross multiply
    43,998,969,485.88x = 66,003,177,256.20 × 18,819,301,450.68
  4. Step 4: Simplify right side
    43,998,969,485.88x = 1,242,133,689,487,093,923,840
  5. Step 5: Solve for x
    x = 1,242,133,689,487,093,923,840/43,998,969,485.88
  6. Step 6: Final answer
    x = 28,230,972,315.97

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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.