Finding the Fourth Proportional to 79,770,287.81, 110,091,460.44 and 46,758,273.14
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Solution
The fourth proportional to 79,770,287.81, 110,091,460.44 and 46,758,273.14 is: 64,531,377.77
Step by Step Solution
- Step 1: Write the proportion equation
79,770,287.81 : 110,091,460.44 = 46,758,273.14 : x - Step 2: Convert to fraction form
79,770,287.81/110,091,460.44 = 46,758,273.14/x - Step 3: Cross multiply
79,770,287.81x = 110,091,460.44 × 46,758,273.14 - Step 4: Simplify right side
79,770,287.81x = 5,147,686,577,359,796 - Step 5: Solve for x
x = 5,147,686,577,359,796/79,770,287.81 - Step 6: Final answer
x = 64,531,377.77
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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.