Finding the Fourth Proportional to 135,659,531.70, 203,490,527.67 and 38,615,201.13
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Solution
The fourth proportional to 135,659,531.70, 203,490,527.67 and 38,615,201.13 is: 57,923,151.85
Step by Step Solution
- Step 1: Write the proportion equation
135,659,531.70 : 203,490,527.67 = 38,615,201.13 : x - Step 2: Convert to fraction form
135,659,531.70/203,490,527.67 = 38,615,201.13/x - Step 3: Cross multiply
135,659,531.70x = 203,490,527.67 × 38,615,201.13 - Step 4: Simplify right side
135,659,531.70x = 7,857,827,654,026,880 - Step 5: Solve for x
x = 7,857,827,654,026,880/135,659,531.70 - Step 6: Final answer
x = 57,923,151.85
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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.