Finding the Fourth Proportional to 67,299,687,536.10, 100,949,531,304.15 and 32,471,170,160.10
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Solution
The fourth proportional to 67,299,687,536.10, 100,949,531,304.15 and 32,471,170,160.10 is: 48,706,755,240.15
Step by Step Solution
- Step 1: Write the proportion equation
67,299,687,536.10 : 100,949,531,304.15 = 32,471,170,160.10 : x - Step 2: Convert to fraction form
67,299,687,536.10/100,949,531,304.15 = 32,471,170,160.10/x - Step 3: Cross multiply
67,299,687,536.10x = 100,949,531,304.15 × 32,471,170,160.10 - Step 4: Simplify right side
67,299,687,536.10x = 3,277,949,408,559,396,028,416 - Step 5: Solve for x
x = 3,277,949,408,559,396,028,416/67,299,687,536.10 - Step 6: Final answer
x = 48,706,755,240.15
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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.