Finding the Fourth Proportional to 283,581,953.80, 425,372,930.70 and 186,668,110.60
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Solution
The fourth proportional to 283,581,953.80, 425,372,930.70 and 186,668,110.60 is: 280,002,165.90
Step by Step Solution
- Step 1: Write the proportion equation
283,581,953.80 : 425,372,930.70 = 186,668,110.60 : x - Step 2: Convert to fraction form
283,581,953.80/425,372,930.70 = 186,668,110.60/x - Step 3: Cross multiply
283,581,953.80x = 425,372,930.70 × 186,668,110.60 - Step 4: Simplify right side
283,581,953.80x = 79,403,561,274,153,728 - Step 5: Solve for x
x = 79,403,561,274,153,728/283,581,953.80 - Step 6: Final answer
x = 280,002,165.90
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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.