Finding the Fourth Proportional to 371,119,146.42, 512,114,555.04 and 214,496,397.84
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Solution
The fourth proportional to 371,119,146.42, 512,114,555.04 and 214,496,397.84 is: 295,987,766.72
Step by Step Solution
- Step 1: Write the proportion equation
371,119,146.42 : 512,114,555.04 = 214,496,397.84 : x - Step 2: Convert to fraction form
371,119,146.42/512,114,555.04 = 214,496,397.84/x - Step 3: Cross multiply
371,119,146.42x = 512,114,555.04 × 214,496,397.84 - Step 4: Simplify right side
371,119,146.42x = 109,846,727,337,514,416 - Step 5: Solve for x
x = 109,846,727,337,514,416/371,119,146.42 - Step 6: Final answer
x = 295,987,766.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.