Finding the Fourth Proportional to 358,751,013.59, 495,076,404.98 and 193,738,583.09
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Solution
The fourth proportional to 358,751,013.59, 495,076,404.98 and 193,738,583.09 is: 267,359,248.03
Step by Step Solution
- Step 1: Write the proportion equation
358,751,013.59 : 495,076,404.98 = 193,738,583.09 : x - Step 2: Convert to fraction form
358,751,013.59/495,076,404.98 = 193,738,583.09/x - Step 3: Cross multiply
358,751,013.59x = 495,076,404.98 × 193,738,583.09 - Step 4: Simplify right side
358,751,013.59x = 95,915,401,223,838,256 - Step 5: Solve for x
x = 95,915,401,223,838,256/358,751,013.59 - Step 6: Final answer
x = 267,359,248.03
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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.