Finding the Fourth Proportional to 239,239,544.72, 358,919,842.51 and 66,716,376.67
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Solution
The fourth proportional to 239,239,544.72, 358,919,842.51 and 66,716,376.67 is: 100,091,443.63
Step by Step Solution
- Step 1: Write the proportion equation
239,239,544.72 : 358,919,842.51 = 66,716,376.67 : x - Step 2: Convert to fraction form
239,239,544.72/358,919,842.51 = 66,716,376.67/x - Step 3: Cross multiply
239,239,544.72x = 358,919,842.51 × 66,716,376.67 - Step 4: Simplify right side
239,239,544.72x = 23,945,831,405,439,640 - Step 5: Solve for x
x = 23,945,831,405,439,640/239,239,544.72 - Step 6: Final answer
x = 100,091,443.63
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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.