Finding the Fourth Proportional to 202,880,544.70, 279,951,531.78 and 113,577,378.98
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Solution
The fourth proportional to 202,880,544.70, 279,951,531.78 and 113,577,378.98 is: 156,723,560.00
Step by Step Solution
- Step 1: Write the proportion equation
202,880,544.70 : 279,951,531.78 = 113,577,378.98 : x - Step 2: Convert to fraction form
202,880,544.70/279,951,531.78 = 113,577,378.98/x - Step 3: Cross multiply
202,880,544.70x = 279,951,531.78 × 113,577,378.98 - Step 4: Simplify right side
202,880,544.70x = 31,796,161,221,008,572 - Step 5: Solve for x
x = 31,796,161,221,008,572/202,880,544.70 - Step 6: Final answer
x = 156,723,560.00
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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.