Finding the Fourth Proportional to 188,792,067.58, 260,569,242.18 and 106,285,852.36
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Solution
The fourth proportional to 188,792,067.58, 260,569,242.18 and 106,285,852.36 is: 146,694,849.84
Step by Step Solution
- Step 1: Write the proportion equation
188,792,067.58 : 260,569,242.18 = 106,285,852.36 : x - Step 2: Convert to fraction form
188,792,067.58/260,569,242.18 = 106,285,852.36/x - Step 3: Cross multiply
188,792,067.58x = 260,569,242.18 × 106,285,852.36 - Step 4: Simplify right side
188,792,067.58x = 27,694,824,003,900,564 - Step 5: Solve for x
x = 27,694,824,003,900,564/188,792,067.58 - Step 6: Final answer
x = 146,694,849.84
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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.