Finding the Fourth Proportional to 213,561,211.32, 294,711,817.80 and 125,463,239.88
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Solution
The fourth proportional to 213,561,211.32, 294,711,817.80 and 125,463,239.88 is: 173,137,711.96
Step by Step Solution
- Step 1: Write the proportion equation
213,561,211.32 : 294,711,817.80 = 125,463,239.88 : x - Step 2: Convert to fraction form
213,561,211.32/294,711,817.80 = 125,463,239.88/x - Step 3: Cross multiply
213,561,211.32x = 294,711,817.80 × 125,463,239.88 - Step 4: Simplify right side
213,561,211.32x = 36,975,499,492,112,256 - Step 5: Solve for x
x = 36,975,499,492,112,256/213,561,211.32 - Step 6: Final answer
x = 173,137,711.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.