Home / 197,202,353.40-295,413,806.70-172,968,643.80

Finding the Fourth Proportional to 197,202,353.40, 295,413,806.70 and 172,968,643.80

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Solution

The fourth proportional to 197,202,353.40, 295,413,806.70 and 172,968,643.80 is: 259,111,134.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,202,353.40 : 295,413,806.70 = 172,968,643.80 : x
  2. Step 2: Convert to fraction form
    197,202,353.40/295,413,806.70 = 172,968,643.80/x
  3. Step 3: Cross multiply
    197,202,353.40x = 295,413,806.70 × 172,968,643.80
  4. Step 4: Simplify right side
    197,202,353.40x = 51,097,325,504,694,352
  5. Step 5: Solve for x
    x = 51,097,325,504,694,352/197,202,353.40
  6. Step 6: Final answer
    x = 259,111,134.44

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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.