Finding the Fourth Proportional to 31,739,529,423,868, 43,801,908,150,772 and 17,676,723,464,443
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Solution
The fourth proportional to 31,739,529,423,868, 43,801,908,150,772 and 17,676,723,464,443 is: 24,394,634,440,102.23
Step by Step Solution
- Step 1: Write the proportion equation
31,739,529,423,868 : 43,801,908,150,772 = 17,676,723,464,443 : x - Step 2: Convert to fraction form
31,739,529,423,868/43,801,908,150,772 = 17,676,723,464,443/x - Step 3: Cross multiply
31,739,529,423,868x = 43,801,908,150,772 × 17,676,723,464,443 - Step 4: Simplify right side
31,739,529,423,868x = 774,274,217,596,128,515,904,765,952 - Step 5: Solve for x
x = 774,274,217,596,128,515,904,765,952/31,739,529,423,868 - Step 6: Final answer
x = 24,394,634,440,102.23
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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.