Finding the Fourth Proportional to 303,557,946.40, 418,911,302.94 and 164,328,708.17
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Solution
The fourth proportional to 303,557,946.40, 418,911,302.94 and 164,328,708.17 is: 226,774,340.99
Step by Step Solution
- Step 1: Write the proportion equation
303,557,946.40 : 418,911,302.94 = 164,328,708.17 : x - Step 2: Convert to fraction form
303,557,946.40/418,911,302.94 = 164,328,708.17/x - Step 3: Cross multiply
303,557,946.40x = 418,911,302.94 × 164,328,708.17 - Step 4: Simplify right side
303,557,946.40x = 68,839,153,247,025,520 - Step 5: Solve for x
x = 68,839,153,247,025,520/303,557,946.40 - Step 6: Final answer
x = 226,774,340.99
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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.