Finding the Fourth Proportional to 777,053,487.26, 1,166,184,660.74 and 542,359,528.88
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Solution
The fourth proportional to 777,053,487.26, 1,166,184,660.74 and 542,359,528.88 is: 813,961,166.82
Step by Step Solution
- Step 1: Write the proportion equation
777,053,487.26 : 1,166,184,660.74 = 542,359,528.88 : x - Step 2: Convert to fraction form
777,053,487.26/1,166,184,660.74 = 542,359,528.88/x - Step 3: Cross multiply
777,053,487.26x = 1,166,184,660.74 × 542,359,528.88 - Step 4: Simplify right side
777,053,487.26x = 632,491,363,177,486,208 - Step 5: Solve for x
x = 632,491,363,177,486,208/777,053,487.26 - Step 6: Final answer
x = 813,961,166.82
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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.