Finding the Third Proportional to 117,464,260 and 257,516,840
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Solution
The third proportional to 117,464,260 and 257,516,840 is: 564,554,042.94
Step by Step Solution
- Step 1: Write the proportion equation
117,464,260 : 257,516,840 = 257,516,840 : x - Step 2: Convert to fraction form
117,464,260/257,516,840 = 257,516,840/x - Step 3: Cross multiply
117,464,260x = 257,516,840 × 257,516,840 - Step 4: Simplify right side
117,464,260x = 66,314,922,883,585,600 - Step 5: Solve for x
x = 66,314,922,883,585,600/117,464,260 - Step 6: Final answer
x = 564,554,042.94
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.