Finding the Fourth Proportional to 3,782,256,391.38, 5,676,827,369.65 and 2,013,112,386.84
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Solution
The fourth proportional to 3,782,256,391.38, 5,676,827,369.65 and 2,013,112,386.84 is: 3,021,501,007.14
Step by Step Solution
- Step 1: Write the proportion equation
3,782,256,391.38 : 5,676,827,369.65 = 2,013,112,386.84 : x - Step 2: Convert to fraction form
3,782,256,391.38/5,676,827,369.65 = 2,013,112,386.84/x - Step 3: Cross multiply
3,782,256,391.38x = 5,676,827,369.65 × 2,013,112,386.84 - Step 4: Simplify right side
3,782,256,391.38x = 11,428,091,495,811,491,840 - Step 5: Solve for x
x = 11,428,091,495,811,491,840/3,782,256,391.38 - Step 6: Final answer
x = 3,021,501,007.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.