Finding the Fourth Proportional to 4,284,845,952.05, 5,912,551,977.79 and 2,379,348,349.48
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Solution
The fourth proportional to 4,284,845,952.05, 5,912,551,977.79 and 2,379,348,349.48 is: 3,283,203,397.97
Step by Step Solution
- Step 1: Write the proportion equation
4,284,845,952.05 : 5,912,551,977.79 = 2,379,348,349.48 : x - Step 2: Convert to fraction form
4,284,845,952.05/5,912,551,977.79 = 2,379,348,349.48/x - Step 3: Cross multiply
4,284,845,952.05x = 5,912,551,977.79 × 2,379,348,349.48 - Step 4: Simplify right side
4,284,845,952.05x = 14,068,020,789,569,345,536 - Step 5: Solve for x
x = 14,068,020,789,569,345,536/4,284,845,952.05 - Step 6: Final answer
x = 3,283,203,397.97
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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.