Finding the Fourth Proportional to 2,700,740,371.77, 3,727,065,837.83 and 1,478,612,107.90
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Solution
The fourth proportional to 2,700,740,371.77, 3,727,065,837.83 and 1,478,612,107.90 is: 2,040,508,866.51
Step by Step Solution
- Step 1: Write the proportion equation
2,700,740,371.77 : 3,727,065,837.83 = 1,478,612,107.90 : x - Step 2: Convert to fraction form
2,700,740,371.77/3,727,065,837.83 = 1,478,612,107.90/x - Step 3: Cross multiply
2,700,740,371.77x = 3,727,065,837.83 × 1,478,612,107.90 - Step 4: Simplify right side
2,700,740,371.77x = 5,510,884,674,750,274,560 - Step 5: Solve for x
x = 5,510,884,674,750,274,560/2,700,740,371.77 - Step 6: Final answer
x = 2,040,508,866.51
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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.