Finding the Third Proportional to 67,270,688 and 147,563,968
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Solution
The third proportional to 67,270,688 and 147,563,968 is: 323,694,097.67
Step by Step Solution
- Step 1: Write the proportion equation
67,270,688 : 147,563,968 = 147,563,968 : x - Step 2: Convert to fraction form
67,270,688/147,563,968 = 147,563,968/x - Step 3: Cross multiply
67,270,688x = 147,563,968 × 147,563,968 - Step 4: Simplify right side
67,270,688x = 21,775,124,651,905,024 - Step 5: Solve for x
x = 21,775,124,651,905,024/67,270,688 - Step 6: Final answer
x = 323,694,097.67
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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.