Finding the Fourth Proportional to 132,058,438.20, 182,246,336.46 and 73,321,106.13
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Solution
The fourth proportional to 132,058,438.20, 182,246,336.46 and 73,321,106.13 is: 101,186,286.61
Step by Step Solution
- Step 1: Write the proportion equation
132,058,438.20 : 182,246,336.46 = 73,321,106.13 : x - Step 2: Convert to fraction form
132,058,438.20/182,246,336.46 = 73,321,106.13/x - Step 3: Cross multiply
132,058,438.20x = 182,246,336.46 × 73,321,106.13 - Step 4: Simplify right side
132,058,438.20x = 13,362,502,977,387,348 - Step 5: Solve for x
x = 13,362,502,977,387,348/132,058,438.20 - Step 6: Final answer
x = 101,186,286.61
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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.