Finding the Fourth Proportional to 5,450,814,790.62, 8,175,928,253.13 and 3,120,297,202.14
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Solution
The fourth proportional to 5,450,814,790.62, 8,175,928,253.13 and 3,120,297,202.14 is: 4,680,277,542.55
Step by Step Solution
- Step 1: Write the proportion equation
5,450,814,790.62 : 8,175,928,253.13 = 3,120,297,202.14 : x - Step 2: Convert to fraction form
5,450,814,790.62/8,175,928,253.13 = 3,120,297,202.14/x - Step 3: Cross multiply
5,450,814,790.62x = 8,175,928,253.13 × 3,120,297,202.14 - Step 4: Simplify right side
5,450,814,790.62x = 25,511,326,053,138,915,328 - Step 5: Solve for x
x = 25,511,326,053,138,915,328/5,450,814,790.62 - Step 6: Final answer
x = 4,680,277,542.55
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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.