Finding the Fourth Proportional to 186,133,562.57, 256,856,030.64 and 106,691,672.09
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Solution
The fourth proportional to 186,133,562.57, 256,856,030.64 and 106,691,672.09 is: 147,229,758.12
Step by Step Solution
- Step 1: Write the proportion equation
186,133,562.57 : 256,856,030.64 = 106,691,672.09 : x - Step 2: Convert to fraction form
186,133,562.57/256,856,030.64 = 106,691,672.09/x - Step 3: Cross multiply
186,133,562.57x = 256,856,030.64 × 106,691,672.09 - Step 4: Simplify right side
186,133,562.57x = 27,404,399,396,024,012 - Step 5: Solve for x
x = 27,404,399,396,024,012/186,133,562.57 - Step 6: Final answer
x = 147,229,758.12
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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.