Finding the Fourth Proportional to 134,987,669.16, 202,555,216.08 and 57,252,481.56
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Solution
The fourth proportional to 134,987,669.16, 202,555,216.08 and 57,252,481.56 is: 85,909,986.04
Step by Step Solution
- Step 1: Write the proportion equation
134,987,669.16 : 202,555,216.08 = 57,252,481.56 : x - Step 2: Convert to fraction form
134,987,669.16/202,555,216.08 = 57,252,481.56/x - Step 3: Cross multiply
134,987,669.16x = 202,555,216.08 × 57,252,481.56 - Step 4: Simplify right side
134,987,669.16x = 11,596,788,773,502,016 - Step 5: Solve for x
x = 11,596,788,773,502,016/134,987,669.16 - Step 6: Final answer
x = 85,909,986.04
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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.