Finding the Fourth Proportional to 229,395,042.99, 316,482,119.13 and 150,055,391.88
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Solution
The fourth proportional to 229,395,042.99, 316,482,119.13 and 150,055,391.88 is: 207,022,121.27
Step by Step Solution
- Step 1: Write the proportion equation
229,395,042.99 : 316,482,119.13 = 150,055,391.88 : x - Step 2: Convert to fraction form
229,395,042.99/316,482,119.13 = 150,055,391.88/x - Step 3: Cross multiply
229,395,042.99x = 316,482,119.13 × 150,055,391.88 - Step 4: Simplify right side
229,395,042.99x = 47,489,848,409,064,992 - Step 5: Solve for x
x = 47,489,848,409,064,992/229,395,042.99 - Step 6: Final answer
x = 207,022,121.27
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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.