Finding the Fourth Proportional to 125,412,669.87, 188,180,634.51 and 56,374,252.17
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Solution
The fourth proportional to 125,412,669.87, 188,180,634.51 and 56,374,252.17 is: 84,589,081.43
Step by Step Solution
- Step 1: Write the proportion equation
125,412,669.87 : 188,180,634.51 = 56,374,252.17 : x - Step 2: Convert to fraction form
125,412,669.87/188,180,634.51 = 56,374,252.17/x - Step 3: Cross multiply
125,412,669.87x = 188,180,634.51 × 56,374,252.17 - Step 4: Simplify right side
125,412,669.87x = 10,608,542,543,377,344 - Step 5: Solve for x
x = 10,608,542,543,377,344/125,412,669.87 - Step 6: Final answer
x = 84,589,081.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.