Finding the Fourth Proportional to 146,413,822.96, 202,054,794.13 and 80,334,303.68
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Solution
The fourth proportional to 146,413,822.96, 202,054,794.13 and 80,334,303.68 is: 110,863,379.31
Step by Step Solution
- Step 1: Write the proportion equation
146,413,822.96 : 202,054,794.13 = 80,334,303.68 : x - Step 2: Convert to fraction form
146,413,822.96/202,054,794.13 = 80,334,303.68/x - Step 3: Cross multiply
146,413,822.96x = 202,054,794.13 × 80,334,303.68 - Step 4: Simplify right side
146,413,822.96x = 16,231,931,191,108,296 - Step 5: Solve for x
x = 16,231,931,191,108,296/146,413,822.96 - Step 6: Final answer
x = 110,863,379.31
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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.