Finding the Fourth Proportional to 79,940,116.42, 119,892,238.80 and 36,767,842.18
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Solution
The fourth proportional to 79,940,116.42, 119,892,238.80 and 36,767,842.18 is: 55,143,513.82
Step by Step Solution
- Step 1: Write the proportion equation
79,940,116.42 : 119,892,238.80 = 36,767,842.18 : x - Step 2: Convert to fraction form
79,940,116.42/119,892,238.80 = 36,767,842.18/x - Step 3: Cross multiply
79,940,116.42x = 119,892,238.80 × 36,767,842.18 - Step 4: Simplify right side
79,940,116.42x = 4,408,178,914,367,663 - Step 5: Solve for x
x = 4,408,178,914,367,663/79,940,116.42 - Step 6: Final answer
x = 55,143,513.82
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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.