Finding the Fourth Proportional to 2,795,214,319,132.80, 4,193,240,711,728.50 and 981,770,306,253.60
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Solution
The fourth proportional to 2,795,214,319,132.80, 4,193,240,711,728.50 and 981,770,306,253.60 is: 1,472,802,707,674.30
Step by Step Solution
- Step 1: Write the proportion equation
2,795,214,319,132.80 : 4,193,240,711,728.50 = 981,770,306,253.60 : x - Step 2: Convert to fraction form
2,795,214,319,132.80/4,193,240,711,728.50 = 981,770,306,253.60/x - Step 3: Cross multiply
2,795,214,319,132.80x = 4,193,240,711,728.50 × 981,770,306,253.60 - Step 4: Simplify right side
2,795,214,319,132.80x = 4,116,799,217,748,752,891,641,856 - Step 5: Solve for x
x = 4,116,799,217,748,752,891,641,856/2,795,214,319,132.80 - Step 6: Final answer
x = 1,472,802,707,674.30
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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.