Finding the Fourth Proportional to 75,711,664.20, 113,567,496.30 and 51,525,193.80
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Solution
The fourth proportional to 75,711,664.20, 113,567,496.30 and 51,525,193.80 is: 77,287,790.70
Step by Step Solution
- Step 1: Write the proportion equation
75,711,664.20 : 113,567,496.30 = 51,525,193.80 : x - Step 2: Convert to fraction form
75,711,664.20/113,567,496.30 = 51,525,193.80/x - Step 3: Cross multiply
75,711,664.20x = 113,567,496.30 × 51,525,193.80 - Step 4: Simplify right side
75,711,664.20x = 5,851,587,256,238,282 - Step 5: Solve for x
x = 5,851,587,256,238,282/75,711,664.20 - Step 6: Final answer
x = 77,287,790.70
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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.