Finding the Fourth Proportional to 299,382,337.80, 449,073,506.70 and 255,544,360.20
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Solution
The fourth proportional to 299,382,337.80, 449,073,506.70 and 255,544,360.20 is: 383,316,540.30
Step by Step Solution
- Step 1: Write the proportion equation
299,382,337.80 : 449,073,506.70 = 255,544,360.20 : x - Step 2: Convert to fraction form
299,382,337.80/449,073,506.70 = 255,544,360.20/x - Step 3: Cross multiply
299,382,337.80x = 449,073,506.70 × 255,544,360.20 - Step 4: Simplify right side
299,382,337.80x = 114,758,201,952,421,904 - Step 5: Solve for x
x = 114,758,201,952,421,904/299,382,337.80 - Step 6: Final answer
x = 383,316,540.30
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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.