Finding the Fourth Proportional to 3,798,365,100.38, 5,241,774,615.44 and 2,104,848,033.40
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Solution
The fourth proportional to 3,798,365,100.38, 5,241,774,615.44 and 2,104,848,033.40 is: 2,904,707,340.99
Step by Step Solution
- Step 1: Write the proportion equation
3,798,365,100.38 : 5,241,774,615.44 = 2,104,848,033.40 : x - Step 2: Convert to fraction form
3,798,365,100.38/5,241,774,615.44 = 2,104,848,033.40/x - Step 3: Cross multiply
3,798,365,100.38x = 5,241,774,615.44 × 2,104,848,033.40 - Step 4: Simplify right side
3,798,365,100.38x = 11,033,138,990,812,375,040 - Step 5: Solve for x
x = 11,033,138,990,812,375,040/3,798,365,100.38 - Step 6: Final answer
x = 2,904,707,340.99
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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.