Home / 200,202,496.60-300,303,744.90-161,235,405.40

Finding the Fourth Proportional to 200,202,496.60, 300,303,744.90 and 161,235,405.40

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Solution

The fourth proportional to 200,202,496.60, 300,303,744.90 and 161,235,405.40 is: 241,853,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,202,496.60 : 300,303,744.90 = 161,235,405.40 : x
  2. Step 2: Convert to fraction form
    200,202,496.60/300,303,744.90 = 161,235,405.40/x
  3. Step 3: Cross multiply
    200,202,496.60x = 300,303,744.90 × 161,235,405.40
  4. Step 4: Simplify right side
    200,202,496.60x = 48,419,596,052,089,680
  5. Step 5: Solve for x
    x = 48,419,596,052,089,680/200,202,496.60
  6. Step 6: Final answer
    x = 241,853,108.10

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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.