Finding the Fourth Proportional to 1,910,761,809,121.40, 2,866,153,429,027.80 and 637,343,108,244.45
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Solution
The fourth proportional to 1,910,761,809,121.40, 2,866,153,429,027.80 and 637,343,108,244.45 is: 956,018,236,517.94
Step by Step Solution
- Step 1: Write the proportion equation
1,910,761,809,121.40 : 2,866,153,429,027.80 = 637,343,108,244.45 : x - Step 2: Convert to fraction form
1,910,761,809,121.40/2,866,153,429,027.80 = 637,343,108,244.45/x - Step 3: Cross multiply
1,910,761,809,121.40x = 2,866,153,429,027.80 × 637,343,108,244.45 - Step 4: Simplify right side
1,910,761,809,121.40x = 1,826,723,135,162,066,474,631,168 - Step 5: Solve for x
x = 1,826,723,135,162,066,474,631,168/1,910,761,809,121.40 - Step 6: Final answer
x = 956,018,236,517.94
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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.