Finding the Fourth Proportional to 80,234,170.84, 110,720,051.58 and 43,563,902.68
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Solution
The fourth proportional to 80,234,170.84, 110,720,051.58 and 43,563,902.68 is: 60,116,500.25
Step by Step Solution
- Step 1: Write the proportion equation
80,234,170.84 : 110,720,051.58 = 43,563,902.68 : x - Step 2: Convert to fraction form
80,234,170.84/110,720,051.58 = 43,563,902.68/x - Step 3: Cross multiply
80,234,170.84x = 110,720,051.58 × 43,563,902.68 - Step 4: Simplify right side
80,234,170.84x = 4,823,397,551,755,700 - Step 5: Solve for x
x = 4,823,397,551,755,700/80,234,170.84 - Step 6: Final answer
x = 60,116,500.25
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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.