Finding the Fourth Proportional to 1,450,568,491.08, 2,001,765,369.24 and 806,820,083.88
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Solution
The fourth proportional to 1,450,568,491.08, 2,001,765,369.24 and 806,820,083.88 is: 1,113,401,065.20
Step by Step Solution
- Step 1: Write the proportion equation
1,450,568,491.08 : 2,001,765,369.24 = 806,820,083.88 : x - Step 2: Convert to fraction form
1,450,568,491.08/2,001,765,369.24 = 806,820,083.88/x - Step 3: Cross multiply
1,450,568,491.08x = 2,001,765,369.24 × 806,820,083.88 - Step 4: Simplify right side
1,450,568,491.08x = 1,615,064,503,118,296,064 - Step 5: Solve for x
x = 1,615,064,503,118,296,064/1,450,568,491.08 - Step 6: Final answer
x = 1,113,401,065.20
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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.