Finding the Fourth Proportional to 149,616,615.20, 224,368,935.60 and 52,534,810.40
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Solution
The fourth proportional to 149,616,615.20, 224,368,935.60 and 52,534,810.40 is: 78,782,556.84
Step by Step Solution
- Step 1: Write the proportion equation
149,616,615.20 : 224,368,935.60 = 52,534,810.40 : x - Step 2: Convert to fraction form
149,616,615.20/224,368,935.60 = 52,534,810.40/x - Step 3: Cross multiply
149,616,615.20x = 224,368,935.60 × 52,534,810.40 - Step 4: Simplify right side
149,616,615.20x = 11,787,179,491,395,810 - Step 5: Solve for x
x = 11,787,179,491,395,810/149,616,615.20 - Step 6: Final answer
x = 78,782,556.84
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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.