Finding the Fourth Proportional to 2,717,896,916.15, 3,750,638,936.77 and 1,573,511,273.63
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Solution
The fourth proportional to 2,717,896,916.15, 3,750,638,936.77 and 1,573,511,273.63 is: 2,171,411,511.33
Step by Step Solution
- Step 1: Write the proportion equation
2,717,896,916.15 : 3,750,638,936.77 = 1,573,511,273.63 : x - Step 2: Convert to fraction form
2,717,896,916.15/3,750,638,936.77 = 1,573,511,273.63/x - Step 3: Cross multiply
2,717,896,916.15x = 3,750,638,936.77 × 1,573,511,273.63 - Step 4: Simplify right side
2,717,896,916.15x = 5,901,672,650,323,231,744 - Step 5: Solve for x
x = 5,901,672,650,323,231,744/2,717,896,916.15 - Step 6: Final answer
x = 2,171,411,511.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.