Finding the Fourth Proportional to 20,173,581,976,403, 27,839,569,974,581 and 10,924,582,227,666
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Solution
The fourth proportional to 20,173,581,976,403, 27,839,569,974,581 and 10,924,582,227,666 is: 15,075,938,012,689.99
Step by Step Solution
- Step 1: Write the proportion equation
20,173,581,976,403 : 27,839,569,974,581 = 10,924,582,227,666 : x - Step 2: Convert to fraction form
20,173,581,976,403/27,839,569,974,581 = 10,924,582,227,666/x - Step 3: Cross multiply
20,173,581,976,403x = 27,839,569,974,581 × 10,924,582,227,666 - Step 4: Simplify right side
20,173,581,976,403x = 304,135,671,370,171,603,331,579,904 - Step 5: Solve for x
x = 304,135,671,370,171,603,331,579,904/20,173,581,976,403 - Step 6: Final answer
x = 15,075,938,012,689.99
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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.