Finding the Fourth Proportional to 1,102,557,267.99, 1,521,511,015.82 and 600,772,004.60
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Solution
The fourth proportional to 1,102,557,267.99, 1,521,511,015.82 and 600,772,004.60 is: 829,055,550.69
Step by Step Solution
- Step 1: Write the proportion equation
1,102,557,267.99 : 1,521,511,015.82 = 600,772,004.60 : x - Step 2: Convert to fraction form
1,102,557,267.99/1,521,511,015.82 = 600,772,004.60/x - Step 3: Cross multiply
1,102,557,267.99x = 1,521,511,015.82 × 600,772,004.60 - Step 4: Simplify right side
1,102,557,267.99x = 914,081,222,984,552,320 - Step 5: Solve for x
x = 914,081,222,984,552,320/1,102,557,267.99 - Step 6: Final answer
x = 829,055,550.69
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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.