Finding the Fourth Proportional to 75,164,042, 103,724,613.78 and 44,226,215.12
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Solution
The fourth proportional to 75,164,042, 103,724,613.78 and 44,226,215.12 is: 61,031,138.83
Step by Step Solution
- Step 1: Write the proportion equation
75,164,042 : 103,724,613.78 = 44,226,215.12 : x - Step 2: Convert to fraction form
75,164,042/103,724,613.78 = 44,226,215.12/x - Step 3: Cross multiply
75,164,042x = 103,724,613.78 × 44,226,215.12 - Step 4: Simplify right side
75,164,042x = 4,587,347,082,273,196 - Step 5: Solve for x
x = 4,587,347,082,273,196/75,164,042 - Step 6: Final answer
x = 61,031,138.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.