Finding the Fourth Proportional to 7,216,252,166,750.40, 9,958,616,727,474.40 and 3,924,192,536,268
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Solution
The fourth proportional to 7,216,252,166,750.40, 9,958,616,727,474.40 and 3,924,192,536,268 is: 5,415,488,335,284.56
Step by Step Solution
- Step 1: Write the proportion equation
7,216,252,166,750.40 : 9,958,616,727,474.40 = 3,924,192,536,268 : x - Step 2: Convert to fraction form
7,216,252,166,750.40/9,958,616,727,474.40 = 3,924,192,536,268/x - Step 3: Cross multiply
7,216,252,166,750.40x = 9,958,616,727,474.40 × 3,924,192,536,268 - Step 4: Simplify right side
7,216,252,166,750.40x = 39,079,529,433,508,700,963,733,504 - Step 5: Solve for x
x = 39,079,529,433,508,700,963,733,504/7,216,252,166,750.40 - Step 6: Final answer
x = 5,415,488,335,284.56
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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.