Finding the Fourth Proportional to 132,290,753.26, 182,486,782.11 and 79,353,375.49
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Solution
The fourth proportional to 132,290,753.26, 182,486,782.11 and 79,353,375.49 is: 109,462,995.61
Step by Step Solution
- Step 1: Write the proportion equation
132,290,753.26 : 182,486,782.11 = 79,353,375.49 : x - Step 2: Convert to fraction form
132,290,753.26/182,486,782.11 = 79,353,375.49/x - Step 3: Cross multiply
132,290,753.26x = 182,486,782.11 × 79,353,375.49 - Step 4: Simplify right side
132,290,753.26x = 14,480,942,142,736,644 - Step 5: Solve for x
x = 14,480,942,142,736,644/132,290,753.26 - Step 6: Final answer
x = 109,462,995.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.