Finding the Fourth Proportional to 5,214,202,201.44, 7,195,735,412.76 and 2,835,479,261.16
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Solution
The fourth proportional to 5,214,202,201.44, 7,195,735,412.76 and 2,835,479,261.16 is: 3,913,035,540.90
Step by Step Solution
- Step 1: Write the proportion equation
5,214,202,201.44 : 7,195,735,412.76 = 2,835,479,261.16 : x - Step 2: Convert to fraction form
5,214,202,201.44/7,195,735,412.76 = 2,835,479,261.16/x - Step 3: Cross multiply
5,214,202,201.44x = 7,195,735,412.76 × 2,835,479,261.16 - Step 4: Simplify right side
5,214,202,201.44x = 20,403,358,531,675,570,176 - Step 5: Solve for x
x = 20,403,358,531,675,570,176/5,214,202,201.44 - Step 6: Final answer
x = 3,913,035,540.90
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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.