Finding the Fourth Proportional to 2,356,128,927.10, 3,534,193,390.65 and 805,171,512.70
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Solution
The fourth proportional to 2,356,128,927.10, 3,534,193,390.65 and 805,171,512.70 is: 1,207,757,269.05
Step by Step Solution
- Step 1: Write the proportion equation
2,356,128,927.10 : 3,534,193,390.65 = 805,171,512.70 : x - Step 2: Convert to fraction form
2,356,128,927.10/3,534,193,390.65 = 805,171,512.70/x - Step 3: Cross multiply
2,356,128,927.10x = 3,534,193,390.65 × 805,171,512.70 - Step 4: Simplify right side
2,356,128,927.10x = 2,845,631,838,524,002,816 - Step 5: Solve for x
x = 2,845,631,838,524,002,816/2,356,128,927.10 - Step 6: Final answer
x = 1,207,757,269.05
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1.5x scale
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.