Finding the Fourth Proportional to 165,554,276.97, 228,471,950.39 and 92,215,451.37
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Solution
The fourth proportional to 165,554,276.97, 228,471,950.39 and 92,215,451.37 is: 127,261,248.79
Step by Step Solution
- Step 1: Write the proportion equation
165,554,276.97 : 228,471,950.39 = 92,215,451.37 : x - Step 2: Convert to fraction form
165,554,276.97/228,471,950.39 = 92,215,451.37/x - Step 3: Cross multiply
165,554,276.97x = 228,471,950.39 × 92,215,451.37 - Step 4: Simplify right side
165,554,276.97x = 21,068,644,030,137,020 - Step 5: Solve for x
x = 21,068,644,030,137,020/165,554,276.97 - Step 6: Final answer
x = 127,261,248.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.