Finding the Fourth Proportional to 146,149,716.57, 219,159,052.32 and 87,089,951.05
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Solution
The fourth proportional to 146,149,716.57, 219,159,052.32 and 87,089,951.05 is: 130,595,881.99
Step by Step Solution
- Step 1: Write the proportion equation
146,149,716.57 : 219,159,052.32 = 87,089,951.05 : x - Step 2: Convert to fraction form
146,149,716.57/219,159,052.32 = 87,089,951.05/x - Step 3: Cross multiply
146,149,716.57x = 219,159,052.32 × 87,089,951.05 - Step 4: Simplify right side
146,149,716.57x = 19,086,551,138,713,188 - Step 5: Solve for x
x = 19,086,551,138,713,188/146,149,716.57 - Step 6: Final answer
x = 130,595,881.99
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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.