Finding the Fourth Proportional to 4,810,164,179.64, 7,213,476,542.58 and 1,661,577,591.48
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Solution
The fourth proportional to 4,810,164,179.64, 7,213,476,542.58 and 1,661,577,591.48 is: 2,491,755,069.52
Step by Step Solution
- Step 1: Write the proportion equation
4,810,164,179.64 : 7,213,476,542.58 = 1,661,577,591.48 : x - Step 2: Convert to fraction form
4,810,164,179.64/7,213,476,542.58 = 1,661,577,591.48/x - Step 3: Cross multiply
4,810,164,179.64x = 7,213,476,542.58 × 1,661,577,591.48 - Step 4: Simplify right side
4,810,164,179.64x = 11,985,750,979,817,553,920 - Step 5: Solve for x
x = 11,985,750,979,817,553,920/4,810,164,179.64 - Step 6: Final answer
x = 2,491,755,069.52
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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.