Finding the Fourth Proportional to 626,536,497.14, 864,569,755.94 and 362,235,525.88
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Solution
The fourth proportional to 626,536,497.14, 864,569,755.94 and 362,235,525.88 is: 499,855,765.20
Step by Step Solution
- Step 1: Write the proportion equation
626,536,497.14 : 864,569,755.94 = 362,235,525.88 : x - Step 2: Convert to fraction form
626,536,497.14/864,569,755.94 = 362,235,525.88/x - Step 3: Cross multiply
626,536,497.14x = 864,569,755.94 × 362,235,525.88 - Step 4: Simplify right side
626,536,497.14x = 313,177,880,202,869,184 - Step 5: Solve for x
x = 313,177,880,202,869,184/626,536,497.14 - Step 6: Final answer
x = 499,855,765.20
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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.