Finding the Fourth Proportional to 3,849,324,177.68, 5,776,415,117.94 and 1,638,530,282
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Solution
The fourth proportional to 3,849,324,177.68, 5,776,415,117.94 and 1,638,530,282 is: 2,458,829,304.90
Step by Step Solution
- Step 1: Write the proportion equation
3,849,324,177.68 : 5,776,415,117.94 = 1,638,530,282 : x - Step 2: Convert to fraction form
3,849,324,177.68/5,776,415,117.94 = 1,638,530,282/x - Step 3: Cross multiply
3,849,324,177.68x = 5,776,415,117.94 × 1,638,530,282 - Step 4: Simplify right side
3,849,324,177.68x = 9,464,831,092,147,290,112 - Step 5: Solve for x
x = 9,464,831,092,147,290,112/3,849,324,177.68 - Step 6: Final answer
x = 2,458,829,304.90
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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.