Finding the Fourth Proportional to 1,060,891,569.20, 1,591,337,353.80 and 544,330,917.20
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Solution
The fourth proportional to 1,060,891,569.20, 1,591,337,353.80 and 544,330,917.20 is: 816,496,375.80
Step by Step Solution
- Step 1: Write the proportion equation
1,060,891,569.20 : 1,591,337,353.80 = 544,330,917.20 : x - Step 2: Convert to fraction form
1,060,891,569.20/1,591,337,353.80 = 544,330,917.20/x - Step 3: Cross multiply
1,060,891,569.20x = 1,591,337,353.80 × 544,330,917.20 - Step 4: Simplify right side
1,060,891,569.20x = 866,214,121,368,574,976 - Step 5: Solve for x
x = 866,214,121,368,574,976/1,060,891,569.20 - Step 6: Final answer
x = 816,496,375.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.