Finding the Fourth Proportional to 107,324,911.28, 148,121,761.56 and 60,930,184.88
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Solution
The fourth proportional to 107,324,911.28, 148,121,761.56 and 60,930,184.88 is: 84,091,253.46
Step by Step Solution
- Step 1: Write the proportion equation
107,324,911.28 : 148,121,761.56 = 60,930,184.88 : x - Step 2: Convert to fraction form
107,324,911.28/148,121,761.56 = 60,930,184.88/x - Step 3: Cross multiply
107,324,911.28x = 148,121,761.56 × 60,930,184.88 - Step 4: Simplify right side
107,324,911.28x = 9,025,086,316,602,078 - Step 5: Solve for x
x = 9,025,086,316,602,078/107,324,911.28 - Step 6: Final answer
x = 84,091,253.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.