Finding the Fourth Proportional to 1,996,347,439.38, 2,740,533,051.80 and 1,713,599,004.62
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Solution
The fourth proportional to 1,996,347,439.38, 2,740,533,051.80 and 1,713,599,004.62 is: 2,352,383,466.45
Step by Step Solution
- Step 1: Write the proportion equation
1,996,347,439.38 : 2,740,533,051.80 = 1,713,599,004.62 : x - Step 2: Convert to fraction form
1,996,347,439.38/2,740,533,051.80 = 1,713,599,004.62/x - Step 3: Cross multiply
1,996,347,439.38x = 2,740,533,051.80 × 1,713,599,004.62 - Step 4: Simplify right side
1,996,347,439.38x = 4,696,174,709,690,974,208 - Step 5: Solve for x
x = 4,696,174,709,690,974,208/1,996,347,439.38 - Step 6: Final answer
x = 2,352,383,466.45
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.