Finding the Fourth Proportional to 56,079,636,420,997, 77,389,839,566,761 and 31,415,768,168,173
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Solution
The fourth proportional to 56,079,636,420,997, 77,389,839,566,761 and 31,415,768,168,173 is: 43,353,727,191,625.79
Step by Step Solution
- Step 1: Write the proportion equation
56,079,636,420,997 : 77,389,839,566,761 = 31,415,768,168,173 : x - Step 2: Convert to fraction form
56,079,636,420,997/77,389,839,566,761 = 31,415,768,168,173/x - Step 3: Cross multiply
56,079,636,420,997x = 77,389,839,566,761 × 31,415,768,168,173 - Step 4: Simplify right side
56,079,636,420,997x = 2,431,261,258,401,465,683,341,737,984 - Step 5: Solve for x
x = 2,431,261,258,401,465,683,341,737,984/56,079,636,420,997 - Step 6: Final answer
x = 43,353,727,191,625.79
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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.