Finding the Third Proportional to 74,602,945.55 and 160,543,299.09
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Solution
The third proportional to 74,602,945.55 and 160,543,299.09 is: 345,484,359.83
Step by Step Solution
- Step 1: Write the proportion equation
74,602,945.55 : 160,543,299.09 = 160,543,299.09 : x - Step 2: Convert to fraction form
74,602,945.55/160,543,299.09 = 160,543,299.09/x - Step 3: Cross multiply
74,602,945.55x = 160,543,299.09 × 160,543,299.09 - Step 4: Simplify right side
74,602,945.55x = 25,774,150,883,905,268 - Step 5: Solve for x
x = 25,774,150,883,905,268/74,602,945.55 - Step 6: Final answer
x = 345,484,359.83
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.