Finding the Fourth Proportional to 165,554,276.22, 228,471,949.35 and 92,215,450.62
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Solution
The fourth proportional to 165,554,276.22, 228,471,949.35 and 92,215,450.62 is: 127,261,247.76
Step by Step Solution
- Step 1: Write the proportion equation
165,554,276.22 : 228,471,949.35 = 92,215,450.62 : x - Step 2: Convert to fraction form
165,554,276.22/228,471,949.35 = 92,215,450.62/x - Step 3: Cross multiply
165,554,276.22x = 228,471,949.35 × 92,215,450.62 - Step 4: Simplify right side
165,554,276.22x = 21,068,643,763,340,068 - Step 5: Solve for x
x = 21,068,643,763,340,068/165,554,276.22 - Step 6: Final answer
x = 127,261,247.76
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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.