Finding the Fourth Proportional to 5,548,004,372.14, 8,321,120,691.66 and 1,616,790,975.70
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Solution
The fourth proportional to 5,548,004,372.14, 8,321,120,691.66 and 1,616,790,975.70 is: 2,424,928,305.67
Step by Step Solution
- Step 1: Write the proportion equation
5,548,004,372.14 : 8,321,120,691.66 = 1,616,790,975.70 : x - Step 2: Convert to fraction form
5,548,004,372.14/8,321,120,691.66 = 1,616,790,975.70/x - Step 3: Cross multiply
5,548,004,372.14x = 8,321,120,691.66 × 1,616,790,975.70 - Step 4: Simplify right side
5,548,004,372.14x = 13,453,512,841,986,430,976 - Step 5: Solve for x
x = 13,453,512,841,986,430,976/5,548,004,372.14 - Step 6: Final answer
x = 2,424,928,305.67
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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.