Home / 57,990,661.96-80,024,961.27-31,883,626.48

Finding the Fourth Proportional to 57,990,661.96, 80,024,961.27 and 31,883,626.48

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Solution

The fourth proportional to 57,990,661.96, 80,024,961.27 and 31,883,626.48 is: 43,998,221.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,990,661.96 : 80,024,961.27 = 31,883,626.48 : x
  2. Step 2: Convert to fraction form
    57,990,661.96/80,024,961.27 = 31,883,626.48/x
  3. Step 3: Cross multiply
    57,990,661.96x = 80,024,961.27 × 31,883,626.48
  4. Step 4: Simplify right side
    57,990,661.96x = 2,551,485,974,209,146.50
  5. Step 5: Solve for x
    x = 2,551,485,974,209,146.50/57,990,661.96
  6. Step 6: Final answer
    x = 43,998,221.23

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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.