Finding the Fourth Proportional to 132,605,372.64, 182,971,121.76 and 73,866,576
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Solution
The fourth proportional to 132,605,372.64, 182,971,121.76 and 73,866,576 is: 101,922,342.98
Step by Step Solution
- Step 1: Write the proportion equation
132,605,372.64 : 182,971,121.76 = 73,866,576 : x - Step 2: Convert to fraction form
132,605,372.64/182,971,121.76 = 73,866,576/x - Step 3: Cross multiply
132,605,372.64x = 182,971,121.76 × 73,866,576 - Step 4: Simplify right side
132,605,372.64x = 13,515,450,271,290,294 - Step 5: Solve for x
x = 13,515,450,271,290,294/132,605,372.64 - Step 6: Final answer
x = 101,922,342.98
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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.