Home / 394,562,258.70-591,843,388.05-107,347,922.70

Finding the Fourth Proportional to 394,562,258.70, 591,843,388.05 and 107,347,922.70

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Solution

The fourth proportional to 394,562,258.70, 591,843,388.05 and 107,347,922.70 is: 161,021,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,562,258.70 : 591,843,388.05 = 107,347,922.70 : x
  2. Step 2: Convert to fraction form
    394,562,258.70/591,843,388.05 = 107,347,922.70/x
  3. Step 3: Cross multiply
    394,562,258.70x = 591,843,388.05 × 107,347,922.70
  4. Step 4: Simplify right side
    394,562,258.70x = 63,533,158,270,897,504
  5. Step 5: Solve for x
    x = 63,533,158,270,897,504/394,562,258.70
  6. Step 6: Final answer
    x = 161,021,884.05

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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.