Finding the Fourth Proportional to 353,206,461.87, 487,424,919.11 and 196,610,562.36
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Solution
The fourth proportional to 353,206,461.87, 487,424,919.11 and 196,610,562.36 is: 271,322,577.02
Step by Step Solution
- Step 1: Write the proportion equation
353,206,461.87 : 487,424,919.11 = 196,610,562.36 : x - Step 2: Convert to fraction form
353,206,461.87/487,424,919.11 = 196,610,562.36/x - Step 3: Cross multiply
353,206,461.87x = 487,424,919.11 × 196,610,562.36 - Step 4: Simplify right side
353,206,461.87x = 95,832,887,453,511,568 - Step 5: Solve for x
x = 95,832,887,453,511,568/353,206,461.87 - Step 6: Final answer
x = 271,322,577.02
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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.