Finding the Fourth Proportional to 96,567,906.20, 144,851,859.30 and 58,209,675.80
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Solution
The fourth proportional to 96,567,906.20, 144,851,859.30 and 58,209,675.80 is: 87,314,513.70
Step by Step Solution
- Step 1: Write the proportion equation
96,567,906.20 : 144,851,859.30 = 58,209,675.80 : x - Step 2: Convert to fraction form
96,567,906.20/144,851,859.30 = 58,209,675.80/x - Step 3: Cross multiply
96,567,906.20x = 144,851,859.30 × 58,209,675.80 - Step 4: Simplify right side
96,567,906.20x = 8,431,779,768,880,215 - Step 5: Solve for x
x = 8,431,779,768,880,215/96,567,906.20 - Step 6: Final answer
x = 87,314,513.70
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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.