Finding the Fourth Proportional to 3,763,638,504.68, 5,646,100,925.16 and 1,551,639,026.75
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Solution
The fourth proportional to 3,763,638,504.68, 5,646,100,925.16 and 1,551,639,026.75 is: 2,327,723,699.70
Step by Step Solution
- Step 1: Write the proportion equation
3,763,638,504.68 : 5,646,100,925.16 = 1,551,639,026.75 : x - Step 2: Convert to fraction form
3,763,638,504.68/5,646,100,925.16 = 1,551,639,026.75/x - Step 3: Cross multiply
3,763,638,504.68x = 5,646,100,925.16 × 1,551,639,026.75 - Step 4: Simplify right side
3,763,638,504.68x = 8,760,710,544,419,305,472 - Step 5: Solve for x
x = 8,760,710,544,419,305,472/3,763,638,504.68 - Step 6: Final answer
x = 2,327,723,699.70
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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.