Finding the Fourth Proportional to 7,657,449,102.30, 11,486,173,653.45 and 6,555,453,044.70
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Solution
The fourth proportional to 7,657,449,102.30, 11,486,173,653.45 and 6,555,453,044.70 is: 9,833,179,567.05
Step by Step Solution
- Step 1: Write the proportion equation
7,657,449,102.30 : 11,486,173,653.45 = 6,555,453,044.70 : x - Step 2: Convert to fraction form
7,657,449,102.30/11,486,173,653.45 = 6,555,453,044.70/x - Step 3: Cross multiply
7,657,449,102.30x = 11,486,173,653.45 × 6,555,453,044.70 - Step 4: Simplify right side
7,657,449,102.30x = 75,297,072,048,461,725,696 - Step 5: Solve for x
x = 75,297,072,048,461,725,696/7,657,449,102.30 - Step 6: Final answer
x = 9,833,179,567.05
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1.5x scale
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.