Finding the Third Proportional to 248,218,070 and 399,945,434
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Solution
The third proportional to 248,218,070 and 399,945,434 is: 644,418,636.31
Step by Step Solution
- Step 1: Write the proportion equation
248,218,070 : 399,945,434 = 399,945,434 : x - Step 2: Convert to fraction form
248,218,070/399,945,434 = 399,945,434/x - Step 3: Cross multiply
248,218,070x = 399,945,434 × 399,945,434 - Step 4: Simplify right side
248,218,070x = 159,956,350,177,448,352 - Step 5: Solve for x
x = 159,956,350,177,448,352/248,218,070 - Step 6: Final answer
x = 644,418,636.31
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.