Finding the Fourth Proportional to 590,976,232.70, 886,464,349.05 and 160,154,728.70
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Solution
The fourth proportional to 590,976,232.70, 886,464,349.05 and 160,154,728.70 is: 240,232,093.05
Step by Step Solution
- Step 1: Write the proportion equation
590,976,232.70 : 886,464,349.05 = 160,154,728.70 : x - Step 2: Convert to fraction form
590,976,232.70/886,464,349.05 = 160,154,728.70/x - Step 3: Cross multiply
590,976,232.70x = 886,464,349.05 × 160,154,728.70 - Step 4: Simplify right side
590,976,232.70x = 141,971,457,324,324,832 - Step 5: Solve for x
x = 141,971,457,324,324,832/590,976,232.70 - Step 6: Final answer
x = 240,232,093.05
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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.