Finding the Third Proportional to 235,878,912 and 357,116,364
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Solution
The third proportional to 235,878,912 and 357,116,364 is: 540,667,651.70
Step by Step Solution
- Step 1: Write the proportion equation
235,878,912 : 357,116,364 = 357,116,364 : x - Step 2: Convert to fraction form
235,878,912/357,116,364 = 357,116,364/x - Step 3: Cross multiply
235,878,912x = 357,116,364 × 357,116,364 - Step 4: Simplify right side
235,878,912x = 127,532,097,436,580,496 - Step 5: Solve for x
x = 127,532,097,436,580,496/235,878,912 - Step 6: Final answer
x = 540,667,651.70
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.