Finding the Fourth Proportional to 19,718,213,005,353, 27,211,165,958,710 and 10,938,874,111,343
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Solution
The fourth proportional to 19,718,213,005,353, 27,211,165,958,710 and 10,938,874,111,343 is: 15,095,664,032,251.99
Step by Step Solution
- Step 1: Write the proportion equation
19,718,213,005,353 : 27,211,165,958,710 = 10,938,874,111,343 : x - Step 2: Convert to fraction form
19,718,213,005,353/27,211,165,958,710 = 10,938,874,111,343/x - Step 3: Cross multiply
19,718,213,005,353x = 27,211,165,958,710 × 10,938,874,111,343 - Step 4: Simplify right side
19,718,213,005,353x = 297,659,518,845,190,737,510,793,216 - Step 5: Solve for x
x = 297,659,518,845,190,737,510,793,216/19,718,213,005,353 - Step 6: Final answer
x = 15,095,664,032,251.99
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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.