Home / 236,191,570.60-354,287,355.90-198,568,172.20

Finding the Fourth Proportional to 236,191,570.60, 354,287,355.90 and 198,568,172.20

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Solution

The fourth proportional to 236,191,570.60, 354,287,355.90 and 198,568,172.20 is: 297,852,258.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,191,570.60 : 354,287,355.90 = 198,568,172.20 : x
  2. Step 2: Convert to fraction form
    236,191,570.60/354,287,355.90 = 198,568,172.20/x
  3. Step 3: Cross multiply
    236,191,570.60x = 354,287,355.90 × 198,568,172.20
  4. Step 4: Simplify right side
    236,191,570.60x = 70,350,192,694,633,880
  5. Step 5: Solve for x
    x = 70,350,192,694,633,880/236,191,570.60
  6. Step 6: Final answer
    x = 297,852,258.30

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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.