Finding the Fourth Proportional to 2,795,214,318,501.80, 4,193,240,710,782.50 and 981,770,305,624.20
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Solution
The fourth proportional to 2,795,214,318,501.80, 4,193,240,710,782.50 and 981,770,305,624.20 is: 1,472,802,706,730.31
Step by Step Solution
- Step 1: Write the proportion equation
2,795,214,318,501.80 : 4,193,240,710,782.50 = 981,770,305,624.20 : x - Step 2: Convert to fraction form
2,795,214,318,501.80/4,193,240,710,782.50 = 981,770,305,624.20/x - Step 3: Cross multiply
2,795,214,318,501.80x = 4,193,240,710,782.50 × 981,770,305,624.20 - Step 4: Simplify right side
2,795,214,318,501.80x = 4,116,799,214,180,772,698,128,384 - Step 5: Solve for x
x = 4,116,799,214,180,772,698,128,384/2,795,214,318,501.80 - Step 6: Final answer
x = 1,472,802,706,730.31
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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.