Finding the Fourth Proportional to 107,366,605.20, 161,007,917.40 and 39,174,195.60
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Solution
The fourth proportional to 107,366,605.20, 161,007,917.40 and 39,174,195.60 is: 58,745,972.62
Step by Step Solution
- Step 1: Write the proportion equation
107,366,605.20 : 161,007,917.40 = 39,174,195.60 : x - Step 2: Convert to fraction form
107,366,605.20/161,007,917.40 = 39,174,195.60/x - Step 3: Cross multiply
107,366,605.20x = 161,007,917.40 × 39,174,195.60 - Step 4: Simplify right side
107,366,605.20x = 6,307,355,649,376,244 - Step 5: Solve for x
x = 6,307,355,649,376,244/107,366,605.20 - Step 6: Final answer
x = 58,745,972.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.