Finding the Fourth Proportional to 325,166,230.64, 448,729,891.38 and 176,487,405.99
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Solution
The fourth proportional to 325,166,230.64, 448,729,891.38 and 176,487,405.99 is: 243,552,887.90
Step by Step Solution
- Step 1: Write the proportion equation
325,166,230.64 : 448,729,891.38 = 176,487,405.99 : x - Step 2: Convert to fraction form
325,166,230.64/448,729,891.38 = 176,487,405.99/x - Step 3: Cross multiply
325,166,230.64x = 448,729,891.38 × 176,487,405.99 - Step 4: Simplify right side
325,166,230.64x = 79,195,174,519,830,672 - Step 5: Solve for x
x = 79,195,174,519,830,672/325,166,230.64 - Step 6: Final answer
x = 243,552,887.90
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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.