Finding the Fourth Proportional to 294,036,298.80, 440,382,601.80 and 173,103,946.80
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Solution
The fourth proportional to 294,036,298.80, 440,382,601.80 and 173,103,946.80 is: 259,260,393.31
Step by Step Solution
- Step 1: Write the proportion equation
294,036,298.80 : 440,382,601.80 = 173,103,946.80 : x - Step 2: Convert to fraction form
294,036,298.80/440,382,601.80 = 173,103,946.80/x - Step 3: Cross multiply
294,036,298.80x = 440,382,601.80 × 173,103,946.80 - Step 4: Simplify right side
294,036,298.80x = 76,231,966,473,632,784 - Step 5: Solve for x
x = 76,231,966,473,632,784/294,036,298.80 - Step 6: Final answer
x = 259,260,393.31
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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.