Finding the Fourth Proportional to 4,853,554,937.70, 6,702,531,642.27 and 4,589,136,654.18
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Solution
The fourth proportional to 4,853,554,937.70, 6,702,531,642.27 and 4,589,136,654.18 is: 6,337,382,399.12
Step by Step Solution
- Step 1: Write the proportion equation
4,853,554,937.70 : 6,702,531,642.27 = 4,589,136,654.18 : x - Step 2: Convert to fraction form
4,853,554,937.70/6,702,531,642.27 = 4,589,136,654.18/x - Step 3: Cross multiply
4,853,554,937.70x = 6,702,531,642.27 × 4,589,136,654.18 - Step 4: Simplify right side
4,853,554,937.70x = 30,758,833,635,342,532,608 - Step 5: Solve for x
x = 30,758,833,635,342,532,608/4,853,554,937.70 - Step 6: Final answer
x = 6,337,382,399.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.