Finding the Fourth Proportional to 4,472,444,935.88, 6,172,250,152.68 and 2,465,275,550.27
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Solution
The fourth proportional to 4,472,444,935.88, 6,172,250,152.68 and 2,465,275,550.27 is: 3,402,232,472.33
Step by Step Solution
- Step 1: Write the proportion equation
4,472,444,935.88 : 6,172,250,152.68 = 2,465,275,550.27 : x - Step 2: Convert to fraction form
4,472,444,935.88/6,172,250,152.68 = 2,465,275,550.27/x - Step 3: Cross multiply
4,472,444,935.88x = 6,172,250,152.68 × 2,465,275,550.27 - Step 4: Simplify right side
4,472,444,935.88x = 15,216,297,391,521,417,216 - Step 5: Solve for x
x = 15,216,297,391,521,417,216/4,472,444,935.88 - Step 6: Final answer
x = 3,402,232,472.33
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1.5x scale
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.