Finding the Third Proportional to 471,509,641 and 991,881,919
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Solution
The third proportional to 471,509,641 and 991,881,919 is: 2,086,552,756.70
Step by Step Solution
- Step 1: Write the proportion equation
471,509,641 : 991,881,919 = 991,881,919 : x - Step 2: Convert to fraction form
471,509,641/991,881,919 = 991,881,919/x - Step 3: Cross multiply
471,509,641x = 991,881,919 × 991,881,919 - Step 4: Simplify right side
471,509,641x = 983,829,741,239,122,560 - Step 5: Solve for x
x = 983,829,741,239,122,560/471,509,641 - Step 6: Final answer
x = 2,086,552,756.70
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.