Finding the Fourth Proportional to 1,745,566,153.40, 2,408,932,313.44 and 952,663,020.64
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Solution
The fourth proportional to 1,745,566,153.40, 2,408,932,313.44 and 952,663,020.64 is: 1,314,702,814.20
Step by Step Solution
- Step 1: Write the proportion equation
1,745,566,153.40 : 2,408,932,313.44 = 952,663,020.64 : x - Step 2: Convert to fraction form
1,745,566,153.40/2,408,932,313.44 = 952,663,020.64/x - Step 3: Cross multiply
1,745,566,153.40x = 2,408,932,313.44 × 952,663,020.64 - Step 4: Simplify right side
1,745,566,153.40x = 2,294,900,734,239,053,568 - Step 5: Solve for x
x = 2,294,900,734,239,053,568/1,745,566,153.40 - Step 6: Final answer
x = 1,314,702,814.20
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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.