Finding the Fourth Proportional to 302,942,677.62, 418,079,630.07 and 167,152,249.97
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Solution
The fourth proportional to 302,942,677.62, 418,079,630.07 and 167,152,249.97 is: 230,680,442.19
Step by Step Solution
- Step 1: Write the proportion equation
302,942,677.62 : 418,079,630.07 = 167,152,249.97 : x - Step 2: Convert to fraction form
302,942,677.62/418,079,630.07 = 167,152,249.97/x - Step 3: Cross multiply
302,942,677.62x = 418,079,630.07 × 167,152,249.97 - Step 4: Simplify right side
302,942,677.62x = 69,882,950,830,735,368 - Step 5: Solve for x
x = 69,882,950,830,735,368/302,942,677.62 - Step 6: Final answer
x = 230,680,442.19
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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.