Finding the Fourth Proportional to 229,794,203.48, 317,115,568.96 and 125,372,345.54
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Solution
The fourth proportional to 229,794,203.48, 317,115,568.96 and 125,372,345.54 is: 173,013,601.23
Step by Step Solution
- Step 1: Write the proportion equation
229,794,203.48 : 317,115,568.96 = 125,372,345.54 : x - Step 2: Convert to fraction form
229,794,203.48/317,115,568.96 = 125,372,345.54/x - Step 3: Cross multiply
229,794,203.48x = 317,115,568.96 × 125,372,345.54 - Step 4: Simplify right side
229,794,203.48x = 39,757,522,685,867,808 - Step 5: Solve for x
x = 39,757,522,685,867,808/229,794,203.48 - Step 6: Final answer
x = 173,013,601.23
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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.