Finding the Fourth Proportional to 1,736,505,616, 2,396,107,990.56 and 1,031,639,481.76
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Solution
The fourth proportional to 1,736,505,616, 2,396,107,990.56 and 1,031,639,481.76 is: 1,423,502,223.57
Step by Step Solution
- Step 1: Write the proportion equation
1,736,505,616 : 2,396,107,990.56 = 1,031,639,481.76 : x - Step 2: Convert to fraction form
1,736,505,616/2,396,107,990.56 = 1,031,639,481.76/x - Step 3: Cross multiply
1,736,505,616x = 2,396,107,990.56 × 1,031,639,481.76 - Step 4: Simplify right side
1,736,505,616x = 2,471,919,605,622,313,472 - Step 5: Solve for x
x = 2,471,919,605,622,313,472/1,736,505,616 - Step 6: Final answer
x = 1,423,502,223.57
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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.