Finding the Fourth Proportional to 12,752,414,496,613, 19,128,621,744,918 and 12,752,414,496,613
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Solution
The fourth proportional to 12,752,414,496,613, 19,128,621,744,918 and 12,752,414,496,613 is: 19,128,621,744,918
Step by Step Solution
- Step 1: Write the proportion equation
12,752,414,496,613 : 19,128,621,744,918 = 12,752,414,496,613 : x - Step 2: Convert to fraction form
12,752,414,496,613/19,128,621,744,918 = 12,752,414,496,613/x - Step 3: Cross multiply
12,752,414,496,613x = 19,128,621,744,918 × 12,752,414,496,613 - Step 4: Simplify right side
12,752,414,496,613x = 243,936,113,240,118,965,607,333,888 - Step 5: Solve for x
x = 243,936,113,240,118,965,607,333,888/12,752,414,496,613 - Step 6: Final answer
x = 19,128,621,744,918
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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.