Finding the Fourth Proportional to 8,431,529,584.82, 11,635,111,670.90 and 5,046,304,050.99
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Solution
The fourth proportional to 8,431,529,584.82, 11,635,111,670.90 and 5,046,304,050.99 is: 6,963,660,693.82
Step by Step Solution
- Step 1: Write the proportion equation
8,431,529,584.82 : 11,635,111,670.90 = 5,046,304,050.99 : x - Step 2: Convert to fraction form
8,431,529,584.82/11,635,111,670.90 = 5,046,304,050.99/x - Step 3: Cross multiply
8,431,529,584.82x = 11,635,111,670.90 × 5,046,304,050.99 - Step 4: Simplify right side
8,431,529,584.82x = 58,714,311,158,553,812,992 - Step 5: Solve for x
x = 58,714,311,158,553,812,992/8,431,529,584.82 - Step 6: Final answer
x = 6,963,660,693.82
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1.5x scale
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.