Finding the Fourth Proportional to 150,234,292.62, 207,341,631.63 and 88,351,640.46
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Solution
The fourth proportional to 150,234,292.62, 207,341,631.63 and 88,351,640.46 is: 121,936,030.52
Step by Step Solution
- Step 1: Write the proportion equation
150,234,292.62 : 207,341,631.63 = 88,351,640.46 : x - Step 2: Convert to fraction form
150,234,292.62/207,341,631.63 = 88,351,640.46/x - Step 3: Cross multiply
150,234,292.62x = 207,341,631.63 × 88,351,640.46 - Step 4: Simplify right side
150,234,292.62x = 18,318,973,290,163,520 - Step 5: Solve for x
x = 18,318,973,290,163,520/150,234,292.62 - Step 6: Final answer
x = 121,936,030.52
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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.