Finding the Fourth Proportional to 97,953,986.12, 146,952,236.86 and 29,794,906.40
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Solution
The fourth proportional to 97,953,986.12, 146,952,236.86 and 29,794,906.40 is: 44,698,825.60
Step by Step Solution
- Step 1: Write the proportion equation
97,953,986.12 : 146,952,236.86 = 29,794,906.40 : x - Step 2: Convert to fraction form
97,953,986.12/146,952,236.86 = 29,794,906.40/x - Step 3: Cross multiply
97,953,986.12x = 146,952,236.86 × 29,794,906.40 - Step 4: Simplify right side
97,953,986.12x = 4,378,428,142,514,330 - Step 5: Solve for x
x = 4,378,428,142,514,330/97,953,986.12 - Step 6: Final answer
x = 44,698,825.60
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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.