Finding the Fourth Proportional to 9,465,318,889.75, 13,062,524,673.68 and 5,236,157,863.63
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Solution
The fourth proportional to 9,465,318,889.75, 13,062,524,673.68 and 5,236,157,863.63 is: 7,226,110,613.45
Step by Step Solution
- Step 1: Write the proportion equation
9,465,318,889.75 : 13,062,524,673.68 = 5,236,157,863.63 : x - Step 2: Convert to fraction form
9,465,318,889.75/13,062,524,673.68 = 5,236,157,863.63/x - Step 3: Cross multiply
9,465,318,889.75x = 13,062,524,673.68 × 5,236,157,863.63 - Step 4: Simplify right side
9,465,318,889.75x = 68,397,441,288,924,250,112 - Step 5: Solve for x
x = 68,397,441,288,924,250,112/9,465,318,889.75 - Step 6: Final answer
x = 7,226,110,613.45
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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.