Finding the Fourth Proportional to 200,868,935.94, 277,183,827.96 and 112,745,908.28
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Solution
The fourth proportional to 200,868,935.94, 277,183,827.96 and 112,745,908.28 is: 155,580,763.63
Step by Step Solution
- Step 1: Write the proportion equation
200,868,935.94 : 277,183,827.96 = 112,745,908.28 : x - Step 2: Convert to fraction form
200,868,935.94/277,183,827.96 = 112,745,908.28/x - Step 3: Cross multiply
200,868,935.94x = 277,183,827.96 × 112,745,908.28 - Step 4: Simplify right side
200,868,935.94x = 31,251,342,442,491,540 - Step 5: Solve for x
x = 31,251,342,442,491,540/200,868,935.94 - Step 6: Final answer
x = 155,580,763.63
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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.