Finding the Fourth Proportional to 443,232,246.45, 664,848,369.68 and 295,279,072.05
Calculator
Solution
The fourth proportional to 443,232,246.45, 664,848,369.68 and 295,279,072.05 is: 442,918,608.08
Step by Step Solution
- Step 1: Write the proportion equation
443,232,246.45 : 664,848,369.68 = 295,279,072.05 : x - Step 2: Convert to fraction form
443,232,246.45/664,848,369.68 = 295,279,072.05/x - Step 3: Cross multiply
443,232,246.45x = 664,848,369.68 × 295,279,072.05 - Step 4: Simplify right side
443,232,246.45x = 196,315,809,651,589,344 - Step 5: Solve for x
x = 196,315,809,651,589,344/443,232,246.45 - Step 6: Final answer
x = 442,918,608.08
Related Problems
Find fourth proportional to 221,616,123.23, 332,424,184.84 and 147,639,536.03
Half scale
Find fourth proportional to 886,464,492.90, 1,329,696,739.35 and 590,558,144.10
Double scale
Find fourth proportional to 443,232,247.45, 664,848,371.18 and 295,279,073.05
Similar ratio
Find fourth proportional to 664,848,369.68, 997,272,554.51 and 442,918,608.08
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.