Finding the Fourth Proportional to 324,244,236.87, 486,293,419.26 and 149,199,363.18
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Solution
The fourth proportional to 324,244,236.87, 486,293,419.26 and 149,199,363.18 is: 223,765,483.61
Step by Step Solution
- Step 1: Write the proportion equation
324,244,236.87 : 486,293,419.26 = 149,199,363.18 : x - Step 2: Convert to fraction form
324,244,236.87/486,293,419.26 = 149,199,363.18/x - Step 3: Cross multiply
324,244,236.87x = 486,293,419.26 × 149,199,363.18 - Step 4: Simplify right side
324,244,236.87x = 72,554,668,472,216,752 - Step 5: Solve for x
x = 72,554,668,472,216,752/324,244,236.87 - Step 6: Final answer
x = 223,765,483.61
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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.