Finding the Fourth Proportional to 135,375,932.28, 186,638,350.86 and 107,591,420.28
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Solution
The fourth proportional to 135,375,932.28, 186,638,350.86 and 107,591,420.28 is: 148,332,756.86
Step by Step Solution
- Step 1: Write the proportion equation
135,375,932.28 : 186,638,350.86 = 107,591,420.28 : x - Step 2: Convert to fraction form
135,375,932.28/186,638,350.86 = 107,591,420.28/x - Step 3: Cross multiply
135,375,932.28x = 186,638,350.86 × 107,591,420.28 - Step 4: Simplify right side
135,375,932.28x = 20,080,685,247,744,360 - Step 5: Solve for x
x = 20,080,685,247,744,360/135,375,932.28 - Step 6: Final answer
x = 148,332,756.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.