Finding the Fourth Proportional to 2,169,288,153,816.50, 2,993,618,140,905.60 and 1,193,806,029,253
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Solution
The fourth proportional to 2,169,288,153,816.50, 2,993,618,140,905.60 and 1,193,806,029,253 is: 1,647,452,589,277.62
Step by Step Solution
- Step 1: Write the proportion equation
2,169,288,153,816.50 : 2,993,618,140,905.60 = 1,193,806,029,253 : x - Step 2: Convert to fraction form
2,169,288,153,816.50/2,993,618,140,905.60 = 1,193,806,029,253/x - Step 3: Cross multiply
2,169,288,153,816.50x = 2,993,618,140,905.60 × 1,193,806,029,253 - Step 4: Simplify right side
2,169,288,153,816.50x = 3,573,799,385,894,262,409,265,152 - Step 5: Solve for x
x = 3,573,799,385,894,262,409,265,152/2,169,288,153,816.50 - Step 6: Final answer
x = 1,647,452,589,277.62
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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.