Finding the Fourth Proportional to 633,192,465.13, 873,805,685.92 and 350,953,107.95
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Solution
The fourth proportional to 633,192,465.13, 873,805,685.92 and 350,953,107.95 is: 484,315,335.56
Step by Step Solution
- Step 1: Write the proportion equation
633,192,465.13 : 873,805,685.92 = 350,953,107.95 : x - Step 2: Convert to fraction form
633,192,465.13/873,805,685.92 = 350,953,107.95/x - Step 3: Cross multiply
633,192,465.13x = 873,805,685.92 × 350,953,107.95 - Step 4: Simplify right side
633,192,465.13x = 306,664,821,219,312,704 - Step 5: Solve for x
x = 306,664,821,219,312,704/633,192,465.13 - Step 6: Final answer
x = 484,315,335.56
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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.