Finding the Fourth Proportional to 1,674,995,197.05, 2,511,329,300.64 and 741,809,528.73
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Solution
The fourth proportional to 1,674,995,197.05, 2,511,329,300.64 and 741,809,528.73 is: 1,112,199,013.03
Step by Step Solution
- Step 1: Write the proportion equation
1,674,995,197.05 : 2,511,329,300.64 = 741,809,528.73 : x - Step 2: Convert to fraction form
1,674,995,197.05/2,511,329,300.64 = 741,809,528.73/x - Step 3: Cross multiply
1,674,995,197.05x = 2,511,329,300.64 × 741,809,528.73 - Step 4: Simplify right side
1,674,995,197.05x = 1,862,928,004,993,598,720 - Step 5: Solve for x
x = 1,862,928,004,993,598,720/1,674,995,197.05 - Step 6: Final answer
x = 1,112,199,013.03
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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.