Finding the Fourth Proportional to 86,888,391.36, 130,330,882.80 and 35,071,615.68
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Solution
The fourth proportional to 86,888,391.36, 130,330,882.80 and 35,071,615.68 is: 52,606,735.62
Step by Step Solution
- Step 1: Write the proportion equation
86,888,391.36 : 130,330,882.80 = 35,071,615.68 : x - Step 2: Convert to fraction form
86,888,391.36/130,330,882.80 = 35,071,615.68/x - Step 3: Cross multiply
86,888,391.36x = 130,330,882.80 × 35,071,615.68 - Step 4: Simplify right side
86,888,391.36x = 4,570,914,632,796,722 - Step 5: Solve for x
x = 4,570,914,632,796,722/86,888,391.36 - Step 6: Final answer
x = 52,606,735.62
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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.