Home / 298,404,657.20-447,606,985.80-177,173,706.80

Finding the Fourth Proportional to 298,404,657.20, 447,606,985.80 and 177,173,706.80

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Solution

The fourth proportional to 298,404,657.20, 447,606,985.80 and 177,173,706.80 is: 265,760,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,404,657.20 : 447,606,985.80 = 177,173,706.80 : x
  2. Step 2: Convert to fraction form
    298,404,657.20/447,606,985.80 = 177,173,706.80/x
  3. Step 3: Cross multiply
    298,404,657.20x = 447,606,985.80 × 177,173,706.80
  4. Step 4: Simplify right side
    298,404,657.20x = 79,304,188,863,760,976
  5. Step 5: Solve for x
    x = 79,304,188,863,760,976/298,404,657.20
  6. Step 6: Final answer
    x = 265,760,560.20

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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.