Finding the Fourth Proportional to 452,859,310.14, 679,176,772.11 and 194,045,181.18
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Solution
The fourth proportional to 452,859,310.14, 679,176,772.11 and 194,045,181.18 is: 291,019,698.27
Step by Step Solution
- Step 1: Write the proportion equation
452,859,310.14 : 679,176,772.11 = 194,045,181.18 : x - Step 2: Convert to fraction form
452,859,310.14/679,176,772.11 = 194,045,181.18/x - Step 3: Cross multiply
452,859,310.14x = 679,176,772.11 × 194,045,181.18 - Step 4: Simplify right side
452,859,310.14x = 131,790,979,797,332,528 - Step 5: Solve for x
x = 131,790,979,797,332,528/452,859,310.14 - Step 6: Final answer
x = 291,019,698.27
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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.