Finding the Fourth Proportional to 304,439,216.13, 420,126,392.97 and 165,209,979.26
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Solution
The fourth proportional to 304,439,216.13, 420,126,392.97 and 165,209,979.26 is: 227,989,920.45
Step by Step Solution
- Step 1: Write the proportion equation
304,439,216.13 : 420,126,392.97 = 165,209,979.26 : x - Step 2: Convert to fraction form
304,439,216.13/420,126,392.97 = 165,209,979.26/x - Step 3: Cross multiply
304,439,216.13x = 420,126,392.97 × 165,209,979.26 - Step 4: Simplify right side
304,439,216.13x = 69,409,072,667,051,680 - Step 5: Solve for x
x = 69,409,072,667,051,680/304,439,216.13 - Step 6: Final answer
x = 227,989,920.45
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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.