Finding the Fourth Proportional to 2,772,886,169.39, 3,826,675,455.26 and 1,519,826,236.07
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Solution
The fourth proportional to 2,772,886,169.39, 3,826,675,455.26 and 1,519,826,236.07 is: 2,097,410,928.01
Step by Step Solution
- Step 1: Write the proportion equation
2,772,886,169.39 : 3,826,675,455.26 = 1,519,826,236.07 : x - Step 2: Convert to fraction form
2,772,886,169.39/3,826,675,455.26 = 1,519,826,236.07/x - Step 3: Cross multiply
2,772,886,169.39x = 3,826,675,455.26 × 1,519,826,236.07 - Step 4: Simplify right side
2,772,886,169.39x = 5,815,881,753,802,527,744 - Step 5: Solve for x
x = 5,815,881,753,802,527,744/2,772,886,169.39 - Step 6: Final answer
x = 2,097,410,928.01
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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.