Finding the Fourth Proportional to 1,365,419,450.55, 1,883,240,553.51 and 1,175,001,417.17
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Solution
The fourth proportional to 1,365,419,450.55, 1,883,240,553.51 and 1,175,001,417.17 is: 1,620,608,464.56
Step by Step Solution
- Step 1: Write the proportion equation
1,365,419,450.55 : 1,883,240,553.51 = 1,175,001,417.17 : x - Step 2: Convert to fraction form
1,365,419,450.55/1,883,240,553.51 = 1,175,001,417.17/x - Step 3: Cross multiply
1,365,419,450.55x = 1,883,240,553.51 × 1,175,001,417.17 - Step 4: Simplify right side
1,365,419,450.55x = 2,212,810,319,243,816,960 - Step 5: Solve for x
x = 2,212,810,319,243,816,960/1,365,419,450.55 - Step 6: Final answer
x = 1,620,608,464.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.