Home / 196,675,678.40-295,013,517.60-177,192,132.80

Finding the Fourth Proportional to 196,675,678.40, 295,013,517.60 and 177,192,132.80

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Solution

The fourth proportional to 196,675,678.40, 295,013,517.60 and 177,192,132.80 is: 265,788,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,675,678.40 : 295,013,517.60 = 177,192,132.80 : x
  2. Step 2: Convert to fraction form
    196,675,678.40/295,013,517.60 = 177,192,132.80/x
  3. Step 3: Cross multiply
    196,675,678.40x = 295,013,517.60 × 177,192,132.80
  4. Step 4: Simplify right side
    196,675,678.40x = 52,274,074,388,374,344
  5. Step 5: Solve for x
    x = 52,274,074,388,374,344/196,675,678.40
  6. Step 6: Final answer
    x = 265,788,199.20

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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.