Finding the Fourth Proportional to 7,261,021,101,236.70, 10,893,441,981,243 and 2,609,404,567,129.20
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Solution
The fourth proportional to 7,261,021,101,236.70, 10,893,441,981,243 and 2,609,404,567,129.20 is: 3,914,793,368,768.89
Step by Step Solution
- Step 1: Write the proportion equation
7,261,021,101,236.70 : 10,893,441,981,243 = 2,609,404,567,129.20 : x - Step 2: Convert to fraction form
7,261,021,101,236.70/10,893,441,981,243 = 2,609,404,567,129.20/x - Step 3: Cross multiply
7,261,021,101,236.70x = 10,893,441,981,243 × 2,609,404,567,129.20 - Step 4: Simplify right side
7,261,021,101,236.70x = 28,425,397,257,612,448,562,675,712 - Step 5: Solve for x
x = 28,425,397,257,612,448,562,675,712/7,261,021,101,236.70 - Step 6: Final answer
x = 3,914,793,368,768.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.