Home / 199,303,218.40-298,954,827.60-166,991,605.60

Finding the Fourth Proportional to 199,303,218.40, 298,954,827.60 and 166,991,605.60

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Solution

The fourth proportional to 199,303,218.40, 298,954,827.60 and 166,991,605.60 is: 250,487,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,303,218.40 : 298,954,827.60 = 166,991,605.60 : x
  2. Step 2: Convert to fraction form
    199,303,218.40/298,954,827.60 = 166,991,605.60/x
  3. Step 3: Cross multiply
    199,303,218.40x = 298,954,827.60 × 166,991,605.60
  4. Step 4: Simplify right side
    199,303,218.40x = 49,922,946,662,795,200
  5. Step 5: Solve for x
    x = 49,922,946,662,795,200/199,303,218.40
  6. Step 6: Final answer
    x = 250,487,408.40

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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.