Finding the Fourth Proportional to 203,147,572.08, 280,345,296.92 and 110,328,744.22
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Solution
The fourth proportional to 203,147,572.08, 280,345,296.92 and 110,328,744.22 is: 152,254,561.75
Step by Step Solution
- Step 1: Write the proportion equation
203,147,572.08 : 280,345,296.92 = 110,328,744.22 : x - Step 2: Convert to fraction form
203,147,572.08/280,345,296.92 = 110,328,744.22/x - Step 3: Cross multiply
203,147,572.08x = 280,345,296.92 × 110,328,744.22 - Step 4: Simplify right side
203,147,572.08x = 30,930,144,557,166,636 - Step 5: Solve for x
x = 30,930,144,557,166,636/203,147,572.08 - Step 6: Final answer
x = 152,254,561.75
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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.