Finding the Fourth Proportional to 18,638,953,591.64, 27,958,430,713.05 and 4,473,919,344.02
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Solution
The fourth proportional to 18,638,953,591.64, 27,958,430,713.05 and 4,473,919,344.02 is: 6,710,879,094.18
Step by Step Solution
- Step 1: Write the proportion equation
18,638,953,591.64 : 27,958,430,713.05 = 4,473,919,344.02 : x - Step 2: Convert to fraction form
18,638,953,591.64/27,958,430,713.05 = 4,473,919,344.02/x - Step 3: Cross multiply
18,638,953,591.64x = 27,958,430,713.05 × 4,473,919,344.02 - Step 4: Simplify right side
18,638,953,591.64x = 125,083,763,995,627,175,936 - Step 5: Solve for x
x = 125,083,763,995,627,175,936/18,638,953,591.64 - Step 6: Final answer
x = 6,710,879,094.18
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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.