Finding the Fourth Proportional to 164,088,245.80, 246,132,368.70 and 142,854,581.80
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Solution
The fourth proportional to 164,088,245.80, 246,132,368.70 and 142,854,581.80 is: 214,281,872.70
Step by Step Solution
- Step 1: Write the proportion equation
164,088,245.80 : 246,132,368.70 = 142,854,581.80 : x - Step 2: Convert to fraction form
164,088,245.80/246,132,368.70 = 142,854,581.80/x - Step 3: Cross multiply
164,088,245.80x = 246,132,368.70 × 142,854,581.80 - Step 4: Simplify right side
164,088,245.80x = 35,161,136,598,081,912 - Step 5: Solve for x
x = 35,161,136,598,081,912/164,088,245.80 - Step 6: Final answer
x = 214,281,872.70
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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.