Finding the Fourth Proportional to 250,184,459.42, 375,284,586.93 and 86,431,544.09
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Solution
The fourth proportional to 250,184,459.42, 375,284,586.93 and 86,431,544.09 is: 129,650,044.60
Step by Step Solution
- Step 1: Write the proportion equation
250,184,459.42 : 375,284,586.93 = 86,431,544.09 : x - Step 2: Convert to fraction form
250,184,459.42/375,284,586.93 = 86,431,544.09/x - Step 3: Cross multiply
250,184,459.42x = 375,284,586.93 × 86,431,544.09 - Step 4: Simplify right side
250,184,459.42x = 32,436,426,321,537,736 - Step 5: Solve for x
x = 32,436,426,321,537,736/250,184,459.42 - Step 6: Final answer
x = 129,650,044.60
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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.