Finding the Fourth Proportional to 189,170,231.70, 283,755,347.55 and 189,170,231.70
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Solution
The fourth proportional to 189,170,231.70, 283,755,347.55 and 189,170,231.70 is: 283,755,347.55
Step by Step Solution
- Step 1: Write the proportion equation
189,170,231.70 : 283,755,347.55 = 189,170,231.70 : x - Step 2: Convert to fraction form
189,170,231.70/283,755,347.55 = 189,170,231.70/x - Step 3: Cross multiply
189,170,231.70x = 283,755,347.55 × 189,170,231.70 - Step 4: Simplify right side
189,170,231.70x = 53,678,064,842,147,528 - Step 5: Solve for x
x = 53,678,064,842,147,528/189,170,231.70 - Step 6: Final answer
x = 283,755,347.55
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1.5x scale
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.