Finding the Fourth Proportional to 18,487,476,346.23, 27,749,146,893.51 and 8,922,013,593.69
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Solution
The fourth proportional to 18,487,476,346.23, 27,749,146,893.51 and 8,922,013,593.69 is: 13,391,674,513.09
Step by Step Solution
- Step 1: Write the proportion equation
18,487,476,346.23 : 27,749,146,893.51 = 8,922,013,593.69 : x - Step 2: Convert to fraction form
18,487,476,346.23/27,749,146,893.51 = 8,922,013,593.69/x - Step 3: Cross multiply
18,487,476,346.23x = 27,749,146,893.51 × 8,922,013,593.69 - Step 4: Simplify right side
18,487,476,346.23x = 247,578,265,797,196,840,960 - Step 5: Solve for x
x = 247,578,265,797,196,840,960/18,487,476,346.23 - Step 6: Final answer
x = 13,391,674,513.09
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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.