Finding the Fourth Proportional to 224,202,409.80, 336,303,614.70 and 137,660,195.40
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Solution
The fourth proportional to 224,202,409.80, 336,303,614.70 and 137,660,195.40 is: 206,490,293.10
Step by Step Solution
- Step 1: Write the proportion equation
224,202,409.80 : 336,303,614.70 = 137,660,195.40 : x - Step 2: Convert to fraction form
224,202,409.80/336,303,614.70 = 137,660,195.40/x - Step 3: Cross multiply
224,202,409.80x = 336,303,614.70 × 137,660,195.40 - Step 4: Simplify right side
224,202,409.80x = 46,295,621,313,328,312 - Step 5: Solve for x
x = 46,295,621,313,328,312/224,202,409.80 - Step 6: Final answer
x = 206,490,293.10
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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.