Finding the Fourth Proportional to 142,627,806.70, 213,941,710.05 and 34,922,430.70
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Solution
The fourth proportional to 142,627,806.70, 213,941,710.05 and 34,922,430.70 is: 52,383,646.05
Step by Step Solution
- Step 1: Write the proportion equation
142,627,806.70 : 213,941,710.05 = 34,922,430.70 : x - Step 2: Convert to fraction form
142,627,806.70/213,941,710.05 = 34,922,430.70/x - Step 3: Cross multiply
142,627,806.70x = 213,941,710.05 × 34,922,430.70 - Step 4: Simplify right side
142,627,806.70x = 7,471,364,543,060,620 - Step 5: Solve for x
x = 7,471,364,543,060,620/142,627,806.70 - Step 6: Final answer
x = 52,383,646.05
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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.