Finding the Fourth Proportional to 3,710,669,112.05, 5,568,659,212.14 and 1,349,825,507.09
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Solution
The fourth proportional to 3,710,669,112.05, 5,568,659,212.14 and 1,349,825,507.09 is: 2,025,704,264.61
Step by Step Solution
- Step 1: Write the proportion equation
3,710,669,112.05 : 5,568,659,212.14 = 1,349,825,507.09 : x - Step 2: Convert to fraction form
3,710,669,112.05/5,568,659,212.14 = 1,349,825,507.09/x - Step 3: Cross multiply
3,710,669,112.05x = 5,568,659,212.14 × 1,349,825,507.09 - Step 4: Simplify right side
3,710,669,112.05x = 7,516,718,244,838,275,072 - Step 5: Solve for x
x = 7,516,718,244,838,275,072/3,710,669,112.05 - Step 6: Final answer
x = 2,025,704,264.61
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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.