Finding the Fourth Proportional to 23,245,278,754,221, 32,079,459,232,439 and 13,368,529,955,243
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Solution
The fourth proportional to 23,245,278,754,221, 32,079,459,232,439 and 13,368,529,955,243 is: 18,449,131,810,001.79
Step by Step Solution
- Step 1: Write the proportion equation
23,245,278,754,221 : 32,079,459,232,439 = 13,368,529,955,243 : x - Step 2: Convert to fraction form
23,245,278,754,221/32,079,459,232,439 = 13,368,529,955,243/x - Step 3: Cross multiply
23,245,278,754,221x = 32,079,459,232,439 × 13,368,529,955,243 - Step 4: Simplify right side
23,245,278,754,221x = 428,855,211,696,857,384,331,771,904 - Step 5: Solve for x
x = 428,855,211,696,857,384,331,771,904/23,245,278,754,221 - Step 6: Final answer
x = 18,449,131,810,001.79
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Double scale
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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.