Finding the Fourth Proportional to 133,327,299.75, 199,850,265.37 and 71,899,740.42
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Solution
The fourth proportional to 133,327,299.75, 199,850,265.37 and 71,899,740.42 is: 107,773,743.49
Step by Step Solution
- Step 1: Write the proportion equation
133,327,299.75 : 199,850,265.37 = 71,899,740.42 : x - Step 2: Convert to fraction form
133,327,299.75/199,850,265.37 = 71,899,740.42/x - Step 3: Cross multiply
133,327,299.75x = 199,850,265.37 × 71,899,740.42 - Step 4: Simplify right side
133,327,299.75x = 14,369,182,202,971,116 - Step 5: Solve for x
x = 14,369,182,202,971,116/133,327,299.75 - Step 6: Final answer
x = 107,773,743.49
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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.