Finding the Fourth Proportional to 79,772,786.70, 119,659,180.05 and 41,509,034.70
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Solution
The fourth proportional to 79,772,786.70, 119,659,180.05 and 41,509,034.70 is: 62,263,552.05
Step by Step Solution
- Step 1: Write the proportion equation
79,772,786.70 : 119,659,180.05 = 41,509,034.70 : x - Step 2: Convert to fraction form
79,772,786.70/119,659,180.05 = 41,509,034.70/x - Step 3: Cross multiply
79,772,786.70x = 119,659,180.05 × 41,509,034.70 - Step 4: Simplify right side
79,772,786.70x = 4,966,937,056,868,998 - Step 5: Solve for x
x = 4,966,937,056,868,998/79,772,786.70 - Step 6: Final answer
x = 62,263,552.05
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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.