Finding the Fourth Proportional to 1,992,473,074.08, 2,749,431,891.60 and 1,112,244,804
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Solution
The fourth proportional to 1,992,473,074.08, 2,749,431,891.60 and 1,112,244,804 is: 1,534,796,818.67
Step by Step Solution
- Step 1: Write the proportion equation
1,992,473,074.08 : 2,749,431,891.60 = 1,112,244,804 : x - Step 2: Convert to fraction form
1,992,473,074.08/2,749,431,891.60 = 1,112,244,804/x - Step 3: Cross multiply
1,992,473,074.08x = 2,749,431,891.60 × 1,112,244,804 - Step 4: Simplify right side
1,992,473,074.08x = 3,058,041,335,383,991,296 - Step 5: Solve for x
x = 3,058,041,335,383,991,296/1,992,473,074.08 - Step 6: Final answer
x = 1,534,796,818.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.