Finding the Fourth Proportional to 85,737,662,702.04, 118,318,072,619.74 and 47,675,052,481.08
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Solution
The fourth proportional to 85,737,662,702.04, 118,318,072,619.74 and 47,675,052,481.08 is: 65,791,626,968.06
Step by Step Solution
- Step 1: Write the proportion equation
85,737,662,702.04 : 118,318,072,619.74 = 47,675,052,481.08 : x - Step 2: Convert to fraction form
85,737,662,702.04/118,318,072,619.74 = 47,675,052,481.08/x - Step 3: Cross multiply
85,737,662,702.04x = 118,318,072,619.74 × 47,675,052,481.08 - Step 4: Simplify right side
85,737,662,702.04x = 5,640,820,321,606,339,395,584 - Step 5: Solve for x
x = 5,640,820,321,606,339,395,584/85,737,662,702.04 - Step 6: Final answer
x = 65,791,626,968.06
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1.5x scale
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.