Finding the Fourth Proportional to 285,096,250.08, 393,432,809.04 and 154,716,058.08
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Solution
The fourth proportional to 285,096,250.08, 393,432,809.04 and 154,716,058.08 is: 213,508,151.43
Step by Step Solution
- Step 1: Write the proportion equation
285,096,250.08 : 393,432,809.04 = 154,716,058.08 : x - Step 2: Convert to fraction form
285,096,250.08/393,432,809.04 = 154,716,058.08/x - Step 3: Cross multiply
285,096,250.08x = 393,432,809.04 × 154,716,058.08 - Step 4: Simplify right side
285,096,250.08x = 60,870,373,334,010,200 - Step 5: Solve for x
x = 60,870,373,334,010,200/285,096,250.08 - Step 6: Final answer
x = 213,508,151.43
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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.