Finding the Fourth Proportional to 2,470,585,028.30, 3,705,877,542.45 and 834,786,010.70
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Solution
The fourth proportional to 2,470,585,028.30, 3,705,877,542.45 and 834,786,010.70 is: 1,252,179,016.05
Step by Step Solution
- Step 1: Write the proportion equation
2,470,585,028.30 : 3,705,877,542.45 = 834,786,010.70 : x - Step 2: Convert to fraction form
2,470,585,028.30/3,705,877,542.45 = 834,786,010.70/x - Step 3: Cross multiply
2,470,585,028.30x = 3,705,877,542.45 × 834,786,010.70 - Step 4: Simplify right side
2,470,585,028.30x = 3,093,614,729,804,555,264 - Step 5: Solve for x
x = 3,093,614,729,804,555,264/2,470,585,028.30 - Step 6: Final answer
x = 1,252,179,016.05
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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.