Finding the Fourth Proportional to 358,836,944.98, 495,195,173.85 and 193,824,514.18
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Solution
The fourth proportional to 358,836,944.98, 495,195,173.85 and 193,824,514.18 is: 267,477,932.08
Step by Step Solution
- Step 1: Write the proportion equation
358,836,944.98 : 495,195,173.85 = 193,824,514.18 : x - Step 2: Convert to fraction form
358,836,944.98/495,195,173.85 = 193,824,514.18/x - Step 3: Cross multiply
358,836,944.98x = 495,195,173.85 × 193,824,514.18 - Step 4: Simplify right side
358,836,944.98x = 95,980,963,995,756,896 - Step 5: Solve for x
x = 95,980,963,995,756,896/358,836,944.98 - Step 6: Final answer
x = 267,477,932.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.