Finding the Fourth Proportional to 331,726,804.02, 457,792,703.07 and 181,029,170.19
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Solution
The fourth proportional to 331,726,804.02, 457,792,703.07 and 181,029,170.19 is: 249,825,555.70
Step by Step Solution
- Step 1: Write the proportion equation
331,726,804.02 : 457,792,703.07 = 181,029,170.19 : x - Step 2: Convert to fraction form
331,726,804.02/457,792,703.07 = 181,029,170.19/x - Step 3: Cross multiply
331,726,804.02x = 457,792,703.07 × 181,029,170.19 - Step 4: Simplify right side
331,726,804.02x = 82,873,833,155,799,168 - Step 5: Solve for x
x = 82,873,833,155,799,168/331,726,804.02 - Step 6: Final answer
x = 249,825,555.70
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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.