Finding the Fourth Proportional to 222,780,475.18, 334,170,253.29 and 125,692,109.26
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Solution
The fourth proportional to 222,780,475.18, 334,170,253.29 and 125,692,109.26 is: 188,537,904.65
Step by Step Solution
- Step 1: Write the proportion equation
222,780,475.18 : 334,170,253.29 = 125,692,109.26 : x - Step 2: Convert to fraction form
222,780,475.18/334,170,253.29 = 125,692,109.26/x - Step 3: Cross multiply
222,780,475.18x = 334,170,253.29 × 125,692,109.26 - Step 4: Simplify right side
222,780,475.18x = 42,002,563,987,968,560 - Step 5: Solve for x
x = 42,002,563,987,968,560/222,780,475.18 - Step 6: Final answer
x = 188,537,904.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.