Finding the Fourth Proportional to 336,328,305.30, 504,492,457.95 and 198,011,927.70
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Solution
The fourth proportional to 336,328,305.30, 504,492,457.95 and 198,011,927.70 is: 297,017,891.55
Step by Step Solution
- Step 1: Write the proportion equation
336,328,305.30 : 504,492,457.95 = 198,011,927.70 : x - Step 2: Convert to fraction form
336,328,305.30/504,492,457.95 = 198,011,927.70/x - Step 3: Cross multiply
336,328,305.30x = 504,492,457.95 × 198,011,927.70 - Step 4: Simplify right side
336,328,305.30x = 99,895,524,108,790,688 - Step 5: Solve for x
x = 99,895,524,108,790,688/336,328,305.30 - Step 6: Final answer
x = 297,017,891.55
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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.