Finding the Fourth Proportional to 7,926,766,553.70, 11,894,786,321.40 and 2,955,922,531.38
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Solution
The fourth proportional to 7,926,766,553.70, 11,894,786,321.40 and 2,955,922,531.38 is: 4,435,612,762.81
Step by Step Solution
- Step 1: Write the proportion equation
7,926,766,553.70 : 11,894,786,321.40 = 2,955,922,531.38 : x - Step 2: Convert to fraction form
7,926,766,553.70/11,894,786,321.40 = 2,955,922,531.38/x - Step 3: Cross multiply
7,926,766,553.70x = 11,894,786,321.40 × 2,955,922,531.38 - Step 4: Simplify right side
7,926,766,553.70x = 35,160,066,893,376,884,736 - Step 5: Solve for x
x = 35,160,066,893,376,884,736/7,926,766,553.70 - Step 6: Final answer
x = 4,435,612,762.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.