Finding the Fourth Proportional to 129,848,790,673.09, 194,773,186,009.62 and 129,848,790,673.09
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Solution
The fourth proportional to 129,848,790,673.09, 194,773,186,009.62 and 129,848,790,673.09 is: 194,773,186,009.62
Step by Step Solution
- Step 1: Write the proportion equation
129,848,790,673.09 : 194,773,186,009.62 = 129,848,790,673.09 : x - Step 2: Convert to fraction form
129,848,790,673.09/194,773,186,009.62 = 129,848,790,673.09/x - Step 3: Cross multiply
129,848,790,673.09x = 194,773,186,009.62 × 129,848,790,673.09 - Step 4: Simplify right side
129,848,790,673.09x = 25,291,062,658,893,967,523,840 - Step 5: Solve for x
x = 25,291,062,658,893,967,523,840/129,848,790,673.09 - Step 6: Final answer
x = 194,773,186,009.62
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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.