Finding the Fourth Proportional to 201,699,115.10, 302,548,672.65 and 173,001,301.10
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Solution
The fourth proportional to 201,699,115.10, 302,548,672.65 and 173,001,301.10 is: 259,501,951.65
Step by Step Solution
- Step 1: Write the proportion equation
201,699,115.10 : 302,548,672.65 = 173,001,301.10 : x - Step 2: Convert to fraction form
201,699,115.10/302,548,672.65 = 173,001,301.10/x - Step 3: Cross multiply
201,699,115.10x = 302,548,672.65 × 173,001,301.10 - Step 4: Simplify right side
201,699,115.10x = 52,341,314,014,527,976 - Step 5: Solve for x
x = 52,341,314,014,527,976/201,699,115.10 - Step 6: Final answer
x = 259,501,951.65
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Double scale
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Similar ratio
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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.