Finding the Fourth Proportional to 2,640,290,969,463.80, 3,960,431,507,260 and 827,305,376,844.84
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Solution
The fourth proportional to 2,640,290,969,463.80, 3,960,431,507,260 and 827,305,376,844.84 is: 1,240,956,515,200.79
Step by Step Solution
- Step 1: Write the proportion equation
2,640,290,969,463.80 : 3,960,431,507,260 = 827,305,376,844.84 : x - Step 2: Convert to fraction form
2,640,290,969,463.80/3,960,431,507,260 = 827,305,376,844.84/x - Step 3: Cross multiply
2,640,290,969,463.80x = 3,960,431,507,260 × 827,305,376,844.84 - Step 4: Simplify right side
2,640,290,969,463.80x = 3,276,486,280,581,912,092,213,248 - Step 5: Solve for x
x = 3,276,486,280,581,912,092,213,248/2,640,290,969,463.80 - Step 6: Final answer
x = 1,240,956,515,200.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.