Finding the Third Proportional to 163,448,740 and 243,755,718
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Solution
The third proportional to 163,448,740 and 243,755,718 is: 363,519,780.32
Step by Step Solution
- Step 1: Write the proportion equation
163,448,740 : 243,755,718 = 243,755,718 : x - Step 2: Convert to fraction form
163,448,740/243,755,718 = 243,755,718/x - Step 3: Cross multiply
163,448,740x = 243,755,718 × 243,755,718 - Step 4: Simplify right side
163,448,740x = 59,416,850,057,695,520 - Step 5: Solve for x
x = 59,416,850,057,695,520/163,448,740 - Step 6: Final answer
x = 363,519,780.32
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.