Home / 43,707,176.40-65,508,276.60-18,135,022.80

Finding the Fourth Proportional to 43,707,176.40, 65,508,276.60 and 18,135,022.80

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Solution

The fourth proportional to 43,707,176.40, 65,508,276.60 and 18,135,022.80 is: 27,180,755.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,707,176.40 : 65,508,276.60 = 18,135,022.80 : x
  2. Step 2: Convert to fraction form
    43,707,176.40/65,508,276.60 = 18,135,022.80/x
  3. Step 3: Cross multiply
    43,707,176.40x = 65,508,276.60 × 18,135,022.80
  4. Step 4: Simplify right side
    43,707,176.40x = 1,187,994,089,729,706.50
  5. Step 5: Solve for x
    x = 1,187,994,089,729,706.50/43,707,176.40
  6. Step 6: Final answer
    x = 27,180,755.83

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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.