Finding the Fourth Proportional to 514,261,120.37, 771,596,085.53 and 164,561,069.12
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Solution
The fourth proportional to 514,261,120.37, 771,596,085.53 and 164,561,069.12 is: 246,907,012.28
Step by Step Solution
- Step 1: Write the proportion equation
514,261,120.37 : 771,596,085.53 = 164,561,069.12 : x - Step 2: Convert to fraction form
514,261,120.37/771,596,085.53 = 164,561,069.12/x - Step 3: Cross multiply
514,261,120.37x = 771,596,085.53 × 164,561,069.12 - Step 4: Simplify right side
514,261,120.37x = 126,974,676,758,942,976 - Step 5: Solve for x
x = 126,974,676,758,942,976/514,261,120.37 - Step 6: Final answer
x = 246,907,012.28
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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.