Finding the Fourth Proportional to 235,252,891.65, 352,879,337.48 and 138,255,067.65
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Solution
The fourth proportional to 235,252,891.65, 352,879,337.48 and 138,255,067.65 is: 207,382,601.48
Step by Step Solution
- Step 1: Write the proportion equation
235,252,891.65 : 352,879,337.48 = 138,255,067.65 : x - Step 2: Convert to fraction form
235,252,891.65/352,879,337.48 = 138,255,067.65/x - Step 3: Cross multiply
235,252,891.65x = 352,879,337.48 × 138,255,067.65 - Step 4: Simplify right side
235,252,891.65x = 48,787,356,674,893,312 - Step 5: Solve for x
x = 48,787,356,674,893,312/235,252,891.65 - Step 6: Final answer
x = 207,382,601.48
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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.