Finding the Fourth Proportional to 203,936,424.24, 305,686,842.90 and 116,309,258.62
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Solution
The fourth proportional to 203,936,424.24, 305,686,842.90 and 116,309,258.62 is: 174,339,675.71
Step by Step Solution
- Step 1: Write the proportion equation
203,936,424.24 : 305,686,842.90 = 116,309,258.62 : x - Step 2: Convert to fraction form
203,936,424.24/305,686,842.90 = 116,309,258.62/x - Step 3: Cross multiply
203,936,424.24x = 305,686,842.90 × 116,309,258.62 - Step 4: Simplify right side
203,936,424.24x = 35,554,210,067,587,408 - Step 5: Solve for x
x = 35,554,210,067,587,408/203,936,424.24 - Step 6: Final answer
x = 174,339,675.71
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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.