Finding the Fourth Proportional to 1,594,324,793.80, 2,391,487,190.70 and 558,812,005.30
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Solution
The fourth proportional to 1,594,324,793.80, 2,391,487,190.70 and 558,812,005.30 is: 838,218,007.95
Step by Step Solution
- Step 1: Write the proportion equation
1,594,324,793.80 : 2,391,487,190.70 = 558,812,005.30 : x - Step 2: Convert to fraction form
1,594,324,793.80/2,391,487,190.70 = 558,812,005.30/x - Step 3: Cross multiply
1,594,324,793.80x = 2,391,487,190.70 × 558,812,005.30 - Step 4: Simplify right side
1,594,324,793.80x = 1,336,391,752,684,330,240 - Step 5: Solve for x
x = 1,336,391,752,684,330,240/1,594,324,793.80 - Step 6: Final answer
x = 838,218,007.95
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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.