Finding the Fourth Proportional to 129,848,790,783.95, 194,773,186,175.92 and 129,848,790,783.95
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Solution
The fourth proportional to 129,848,790,783.95, 194,773,186,175.92 and 129,848,790,783.95 is: 194,773,186,175.92
Step by Step Solution
- Step 1: Write the proportion equation
129,848,790,783.95 : 194,773,186,175.92 = 129,848,790,783.95 : x - Step 2: Convert to fraction form
129,848,790,783.95/194,773,186,175.92 = 129,848,790,783.95/x - Step 3: Cross multiply
129,848,790,783.95x = 194,773,186,175.92 × 129,848,790,783.95 - Step 4: Simplify right side
129,848,790,783.95x = 25,291,062,702,080,379,584,512 - Step 5: Solve for x
x = 25,291,062,702,080,379,584,512/129,848,790,783.95 - Step 6: Final answer
x = 194,773,186,175.92
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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.