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Finding the Fourth Proportional to 298,936,102.80, 448,404,154.20 and 183,546,483.60

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Solution

The fourth proportional to 298,936,102.80, 448,404,154.20 and 183,546,483.60 is: 275,319,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,936,102.80 : 448,404,154.20 = 183,546,483.60 : x
  2. Step 2: Convert to fraction form
    298,936,102.80/448,404,154.20 = 183,546,483.60/x
  3. Step 3: Cross multiply
    298,936,102.80x = 448,404,154.20 × 183,546,483.60
  4. Step 4: Simplify right side
    298,936,102.80x = 82,303,005,735,042,160
  5. Step 5: Solve for x
    x = 82,303,005,735,042,160/298,936,102.80
  6. Step 6: Final answer
    x = 275,319,725.40

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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.