Finding the Fourth Proportional to 222,955,229.10, 334,475,911.95 and 84,770,091.96
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Solution
The fourth proportional to 222,955,229.10, 334,475,911.95 and 84,770,091.96 is: 127,171,512.99
Step by Step Solution
- Step 1: Write the proportion equation
222,955,229.10 : 334,475,911.95 = 84,770,091.96 : x - Step 2: Convert to fraction form
222,955,229.10/334,475,911.95 = 84,770,091.96/x - Step 3: Cross multiply
222,955,229.10x = 334,475,911.95 × 84,770,091.96 - Step 4: Simplify right side
222,955,229.10x = 28,353,553,814,406,360 - Step 5: Solve for x
x = 28,353,553,814,406,360/222,955,229.10 - Step 6: Final answer
x = 127,171,512.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.