Finding the Fourth Proportional to 212,662,470.08, 293,474,470.20 and 114,877,326.08
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Solution
The fourth proportional to 212,662,470.08, 293,474,470.20 and 114,877,326.08 is: 158,530,851.24
Step by Step Solution
- Step 1: Write the proportion equation
212,662,470.08 : 293,474,470.20 = 114,877,326.08 : x - Step 2: Convert to fraction form
212,662,470.08/293,474,470.20 = 114,877,326.08/x - Step 3: Cross multiply
212,662,470.08x = 293,474,470.20 × 114,877,326.08 - Step 4: Simplify right side
212,662,470.08x = 33,713,562,409,320,640 - Step 5: Solve for x
x = 33,713,562,409,320,640/212,662,470.08 - Step 6: Final answer
x = 158,530,851.24
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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.