Finding the Fourth Proportional to 2,932,529,542.40, 4,403,896,147.20 and 1,555,034,470.40
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Solution
The fourth proportional to 2,932,529,542.40, 4,403,896,147.20 and 1,555,034,470.40 is: 2,335,257,058.43
Step by Step Solution
- Step 1: Write the proportion equation
2,932,529,542.40 : 4,403,896,147.20 = 1,555,034,470.40 : x - Step 2: Convert to fraction form
2,932,529,542.40/4,403,896,147.20 = 1,555,034,470.40/x - Step 3: Cross multiply
2,932,529,542.40x = 4,403,896,147.20 × 1,555,034,470.40 - Step 4: Simplify right side
2,932,529,542.40x = 6,848,210,312,957,752,320 - Step 5: Solve for x
x = 6,848,210,312,957,752,320/2,932,529,542.40 - Step 6: Final answer
x = 2,335,257,058.43
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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.