Finding the Fourth Proportional to 325,973,703.60, 488,792,593.80 and 121,396,474.80
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Solution
The fourth proportional to 325,973,703.60, 488,792,593.80 and 121,396,474.80 is: 182,032,161.31
Step by Step Solution
- Step 1: Write the proportion equation
325,973,703.60 : 488,792,593.80 = 121,396,474.80 : x - Step 2: Convert to fraction form
325,973,703.60/488,792,593.80 = 121,396,474.80/x - Step 3: Cross multiply
325,973,703.60x = 488,792,593.80 × 121,396,474.80 - Step 4: Simplify right side
325,973,703.60x = 59,337,697,795,668,336 - Step 5: Solve for x
x = 59,337,697,795,668,336/325,973,703.60 - Step 6: Final answer
x = 182,032,161.31
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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.