Finding the Fourth Proportional to 96,294,451.68, 132,886,343.70 and 55,042,229.88
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Solution
The fourth proportional to 96,294,451.68, 132,886,343.70 and 55,042,229.88 is: 75,958,277.45
Step by Step Solution
- Step 1: Write the proportion equation
96,294,451.68 : 132,886,343.70 = 55,042,229.88 : x - Step 2: Convert to fraction form
96,294,451.68/132,886,343.70 = 55,042,229.88/x - Step 3: Cross multiply
96,294,451.68x = 132,886,343.70 × 55,042,229.88 - Step 4: Simplify right side
96,294,451.68x = 7,314,360,677,848,090 - Step 5: Solve for x
x = 7,314,360,677,848,090/96,294,451.68 - Step 6: Final answer
x = 75,958,277.45
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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.