Finding the Fourth Proportional to 3,744,175,750.40, 5,616,263,625.60 and 1,907,515,654.40
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Solution
The fourth proportional to 3,744,175,750.40, 5,616,263,625.60 and 1,907,515,654.40 is: 2,861,273,481.60
Step by Step Solution
- Step 1: Write the proportion equation
3,744,175,750.40 : 5,616,263,625.60 = 1,907,515,654.40 : x - Step 2: Convert to fraction form
3,744,175,750.40/5,616,263,625.60 = 1,907,515,654.40/x - Step 3: Cross multiply
3,744,175,750.40x = 5,616,263,625.60 × 1,907,515,654.40 - Step 4: Simplify right side
3,744,175,750.40x = 10,713,110,785,069,301,760 - Step 5: Solve for x
x = 10,713,110,785,069,301,760/3,744,175,750.40 - Step 6: Final answer
x = 2,861,273,481.60
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1.5x scale
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.