Finding the Fourth Proportional to 71,086,841,415,220, 98,091,997,489,044 and 39,864,988,381,930
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Solution
The fourth proportional to 71,086,841,415,220, 98,091,997,489,044 and 39,864,988,381,930 is: 55,009,285,296,839.83
Step by Step Solution
- Step 1: Write the proportion equation
71,086,841,415,220 : 98,091,997,489,044 = 39,864,988,381,930 : x - Step 2: Convert to fraction form
71,086,841,415,220/98,091,997,489,044 = 39,864,988,381,930/x - Step 3: Cross multiply
71,086,841,415,220x = 98,091,997,489,044 × 39,864,988,381,930 - Step 4: Simplify right side
71,086,841,415,220x = 3,910,436,340,261,046,039,940,694,016 - Step 5: Solve for x
x = 3,910,436,340,261,046,039,940,694,016/71,086,841,415,220 - Step 6: Final answer
x = 55,009,285,296,839.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.