Finding the Fourth Proportional to 284,350,609.80, 426,525,914.70 and 246,086,857.80
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Solution
The fourth proportional to 284,350,609.80, 426,525,914.70 and 246,086,857.80 is: 369,130,286.70
Step by Step Solution
- Step 1: Write the proportion equation
284,350,609.80 : 426,525,914.70 = 246,086,857.80 : x - Step 2: Convert to fraction form
284,350,609.80/426,525,914.70 = 246,086,857.80/x - Step 3: Cross multiply
284,350,609.80x = 426,525,914.70 × 246,086,857.80 - Step 4: Simplify right side
284,350,609.80x = 104,962,422,118,793,824 - Step 5: Solve for x
x = 104,962,422,118,793,824/284,350,609.80 - Step 6: Final answer
x = 369,130,286.70
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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.