Finding the Fourth Proportional to 9,817,642,396.60, 14,728,531,840.86 and 3,184,753,621.66
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Solution
The fourth proportional to 9,817,642,396.60, 14,728,531,840.86 and 3,184,753,621.66 is: 4,777,801,352.61
Step by Step Solution
- Step 1: Write the proportion equation
9,817,642,396.60 : 14,728,531,840.86 = 3,184,753,621.66 : x - Step 2: Convert to fraction form
9,817,642,396.60/14,728,531,840.86 = 3,184,753,621.66/x - Step 3: Cross multiply
9,817,642,396.60x = 14,728,531,840.86 × 3,184,753,621.66 - Step 4: Simplify right side
9,817,642,396.60x = 46,906,745,121,913,511,936 - Step 5: Solve for x
x = 46,906,745,121,913,511,936/9,817,642,396.60 - Step 6: Final answer
x = 4,777,801,352.61
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1.5x scale
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.