Finding the Fourth Proportional to 6,403,771,278.40, 9,608,417,786.42 and 2,476,242,604.48
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Solution
The fourth proportional to 6,403,771,278.40, 9,608,417,786.42 and 2,476,242,604.48 is: 3,715,431,493.41
Step by Step Solution
- Step 1: Write the proportion equation
6,403,771,278.40 : 9,608,417,786.42 = 2,476,242,604.48 : x - Step 2: Convert to fraction form
6,403,771,278.40/9,608,417,786.42 = 2,476,242,604.48/x - Step 3: Cross multiply
6,403,771,278.40x = 9,608,417,786.42 × 2,476,242,604.48 - Step 4: Simplify right side
6,403,771,278.40x = 23,792,773,484,376,616,960 - Step 5: Solve for x
x = 23,792,773,484,376,616,960/6,403,771,278.40 - Step 6: Final answer
x = 3,715,431,493.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.