Finding the Fourth Proportional to 132,319,690.76, 182,574,414.24 and 77,304,918.44
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Solution
The fourth proportional to 132,319,690.76, 182,574,414.24 and 77,304,918.44 is: 106,665,154.07
Step by Step Solution
- Step 1: Write the proportion equation
132,319,690.76 : 182,574,414.24 = 77,304,918.44 : x - Step 2: Convert to fraction form
132,319,690.76/182,574,414.24 = 77,304,918.44/x - Step 3: Cross multiply
132,319,690.76x = 182,574,414.24 × 77,304,918.44 - Step 4: Simplify right side
132,319,690.76x = 14,113,900,202,053,974 - Step 5: Solve for x
x = 14,113,900,202,053,974/132,319,690.76 - Step 6: Final answer
x = 106,665,154.07
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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.