Finding the Fourth Proportional to 110,722,029.84, 166,087,659.60 and 37,988,839.62
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Solution
The fourth proportional to 110,722,029.84, 166,087,659.60 and 37,988,839.62 is: 56,984,842.79
Step by Step Solution
- Step 1: Write the proportion equation
110,722,029.84 : 166,087,659.60 = 37,988,839.62 : x - Step 2: Convert to fraction form
110,722,029.84/166,087,659.60 = 37,988,839.62/x - Step 3: Cross multiply
110,722,029.84x = 166,087,659.60 × 37,988,839.62 - Step 4: Simplify right side
110,722,029.84x = 6,309,477,463,405,553 - Step 5: Solve for x
x = 6,309,477,463,405,553/110,722,029.84 - Step 6: Final answer
x = 56,984,842.79
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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.