Finding the Fourth Proportional to 671,519,136,700.32, 1,006,253,728,968.80 and 398,706,161,586.74
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Solution
The fourth proportional to 671,519,136,700.32, 1,006,253,728,968.80 and 398,706,161,586.74 is: 597,450,675,539.78
Step by Step Solution
- Step 1: Write the proportion equation
671,519,136,700.32 : 1,006,253,728,968.80 = 398,706,161,586.74 : x - Step 2: Convert to fraction form
671,519,136,700.32/1,006,253,728,968.80 = 398,706,161,586.74/x - Step 3: Cross multiply
671,519,136,700.32x = 1,006,253,728,968.80 × 398,706,161,586.74 - Step 4: Simplify right side
671,519,136,700.32x = 401,199,561,859,494,051,840,000 - Step 5: Solve for x
x = 401,199,561,859,494,051,840,000/671,519,136,700.32 - Step 6: Final answer
x = 597,450,675,539.78
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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.