Finding the Fourth Proportional to 416,914,616,661.36, 625,086,427,451.04 and 212,311,750,272.72
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Solution
The fourth proportional to 416,914,616,661.36, 625,086,427,451.04 and 212,311,750,272.72 is: 318,322,237,168.41
Step by Step Solution
- Step 1: Write the proportion equation
416,914,616,661.36 : 625,086,427,451.04 = 212,311,750,272.72 : x - Step 2: Convert to fraction form
416,914,616,661.36/625,086,427,451.04 = 212,311,750,272.72/x - Step 3: Cross multiply
416,914,616,661.36x = 625,086,427,451.04 × 212,311,750,272.72 - Step 4: Simplify right side
416,914,616,661.36x = 132,713,193,483,851,928,698,880 - Step 5: Solve for x
x = 132,713,193,483,851,928,698,880/416,914,616,661.36 - Step 6: Final answer
x = 318,322,237,168.41
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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.