Finding the Fourth Proportional to 324,628,327.98, 486,949,581.09 and 195,344,085.42
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Solution
The fourth proportional to 324,628,327.98, 486,949,581.09 and 195,344,085.42 is: 293,020,393.99
Step by Step Solution
- Step 1: Write the proportion equation
324,628,327.98 : 486,949,581.09 = 195,344,085.42 : x - Step 2: Convert to fraction form
324,628,327.98/486,949,581.09 = 195,344,085.42/x - Step 3: Cross multiply
324,628,327.98x = 486,949,581.09 × 195,344,085.42 - Step 4: Simplify right side
324,628,327.98x = 95,122,720,563,678,160 - Step 5: Solve for x
x = 95,122,720,563,678,160/324,628,327.98 - Step 6: Final answer
x = 293,020,393.99
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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.