Finding the Fourth Proportional to 102,613,589.67, 154,165,937.33 and 65,797,610.49
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Solution
The fourth proportional to 102,613,589.67, 154,165,937.33 and 65,797,610.49 is: 98,853,868.45
Step by Step Solution
- Step 1: Write the proportion equation
102,613,589.67 : 154,165,937.33 = 65,797,610.49 : x - Step 2: Convert to fraction form
102,613,589.67/154,165,937.33 = 65,797,610.49/x - Step 3: Cross multiply
102,613,589.67x = 154,165,937.33 × 65,797,610.49 - Step 4: Simplify right side
102,613,589.67x = 10,143,750,294,716,026 - Step 5: Solve for x
x = 10,143,750,294,716,026/102,613,589.67 - Step 6: Final answer
x = 98,853,868.45
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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.