Finding the Fourth Proportional to 358,848,996, 495,211,813.92 and 193,836,567.12
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Solution
The fourth proportional to 358,848,996, 495,211,813.92 and 193,836,567.12 is: 267,494,570.36
Step by Step Solution
- Step 1: Write the proportion equation
358,848,996 : 495,211,813.92 = 193,836,567.12 : x - Step 2: Convert to fraction form
358,848,996/495,211,813.92 = 193,836,567.12/x - Step 3: Cross multiply
358,848,996x = 495,211,813.92 × 193,836,567.12 - Step 4: Simplify right side
358,848,996x = 95,990,158,007,521,040 - Step 5: Solve for x
x = 95,990,158,007,521,040/358,848,996 - Step 6: Final answer
x = 267,494,570.36
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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.