Finding the Fourth Proportional to 96,577,726.40, 144,866,589.60 and 31,891,515.20
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Solution
The fourth proportional to 96,577,726.40, 144,866,589.60 and 31,891,515.20 is: 47,837,272.80
Step by Step Solution
- Step 1: Write the proportion equation
96,577,726.40 : 144,866,589.60 = 31,891,515.20 : x - Step 2: Convert to fraction form
96,577,726.40/144,866,589.60 = 31,891,515.20/x - Step 3: Cross multiply
96,577,726.40x = 144,866,589.60 × 31,891,515.20 - Step 4: Simplify right side
96,577,726.40x = 4,620,015,044,200,562 - Step 5: Solve for x
x = 4,620,015,044,200,562/96,577,726.40 - Step 6: Final answer
x = 47,837,272.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.