Finding the Fourth Proportional to 2,335,617,273.74, 3,503,638,785.42 and 761,320,496.39
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Solution
The fourth proportional to 2,335,617,273.74, 3,503,638,785.42 and 761,320,496.39 is: 1,142,050,133.50
Step by Step Solution
- Step 1: Write the proportion equation
2,335,617,273.74 : 3,503,638,785.42 = 761,320,496.39 : x - Step 2: Convert to fraction form
2,335,617,273.74/3,503,638,785.42 = 761,320,496.39/x - Step 3: Cross multiply
2,335,617,273.74x = 3,503,638,785.42 × 761,320,496.39 - Step 4: Simplify right side
2,335,617,273.74x = 2,667,392,019,269,692,928 - Step 5: Solve for x
x = 2,667,392,019,269,692,928/2,335,617,273.74 - Step 6: Final answer
x = 1,142,050,133.50
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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.