Finding the Fourth Proportional to 75,164,126.50, 103,724,730.39 and 44,226,299.62
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Solution
The fourth proportional to 75,164,126.50, 103,724,730.39 and 44,226,299.62 is: 61,031,255.44
Step by Step Solution
- Step 1: Write the proportion equation
75,164,126.50 : 103,724,730.39 = 44,226,299.62 : x - Step 2: Convert to fraction form
75,164,126.50/103,724,730.39 = 44,226,299.62/x - Step 3: Cross multiply
75,164,126.50x = 103,724,730.39 × 44,226,299.62 - Step 4: Simplify right side
75,164,126.50x = 4,587,361,004,231,859 - Step 5: Solve for x
x = 4,587,361,004,231,859/75,164,126.50 - Step 6: Final answer
x = 61,031,255.44
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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.