Finding the Fourth Proportional to 14,157,983,161,688, 19,537,808,832,528 and 7,907,939,392,989
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Solution
The fourth proportional to 14,157,983,161,688, 19,537,808,832,528 and 7,907,939,392,989 is: 10,912,840,222,718.26
Step by Step Solution
- Step 1: Write the proportion equation
14,157,983,161,688 : 19,537,808,832,528 = 7,907,939,392,989 : x - Step 2: Convert to fraction form
14,157,983,161,688/19,537,808,832,528 = 7,907,939,392,989/x - Step 3: Cross multiply
14,157,983,161,688x = 19,537,808,832,528 × 7,907,939,392,989 - Step 4: Simplify right side
14,157,983,161,688x = 154,503,808,119,436,599,762,092,032 - Step 5: Solve for x
x = 154,503,808,119,436,599,762,092,032/14,157,983,161,688 - Step 6: Final answer
x = 10,912,840,222,718.26
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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.