Finding the Fourth Proportional to 49,660,129,290.80, 74,490,193,936.20 and 44,272,593,009.20
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Solution
The fourth proportional to 49,660,129,290.80, 74,490,193,936.20 and 44,272,593,009.20 is: 66,408,889,513.80
Step by Step Solution
- Step 1: Write the proportion equation
49,660,129,290.80 : 74,490,193,936.20 = 44,272,593,009.20 : x - Step 2: Convert to fraction form
49,660,129,290.80/74,490,193,936.20 = 44,272,593,009.20/x - Step 3: Cross multiply
49,660,129,290.80x = 74,490,193,936.20 × 44,272,593,009.20 - Step 4: Simplify right side
49,660,129,290.80x = 3,297,874,039,313,759,993,856 - Step 5: Solve for x
x = 3,297,874,039,313,759,993,856/49,660,129,290.80 - Step 6: Final answer
x = 66,408,889,513.80
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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.