Finding the Fourth Proportional to 358,947,475.97, 495,346,537.76 and 200,177,771.36
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Solution
The fourth proportional to 358,947,475.97, 495,346,537.76 and 200,177,771.36 is: 276,244,778.47
Step by Step Solution
- Step 1: Write the proportion equation
358,947,475.97 : 495,346,537.76 = 200,177,771.36 : x - Step 2: Convert to fraction form
358,947,475.97/495,346,537.76 = 200,177,771.36/x - Step 3: Cross multiply
358,947,475.97x = 495,346,537.76 × 200,177,771.36 - Step 4: Simplify right side
358,947,475.97x = 99,157,365,981,427,696 - Step 5: Solve for x
x = 99,157,365,981,427,696/358,947,475.97 - Step 6: Final answer
x = 276,244,778.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.