Finding the Fourth Proportional to 185,420,989.62, 277,767,842.22 and 107,534,262.69
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Solution
The fourth proportional to 185,420,989.62, 277,767,842.22 and 107,534,262.69 is: 161,090,500.99
Step by Step Solution
- Step 1: Write the proportion equation
185,420,989.62 : 277,767,842.22 = 107,534,262.69 : x - Step 2: Convert to fraction form
185,420,989.62/277,767,842.22 = 107,534,262.69/x - Step 3: Cross multiply
185,420,989.62x = 277,767,842.22 × 107,534,262.69 - Step 4: Simplify right side
185,420,989.62x = 29,869,560,112,119,956 - Step 5: Solve for x
x = 29,869,560,112,119,956/185,420,989.62 - Step 6: Final answer
x = 161,090,500.99
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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.