Finding the Fourth Proportional to 4,748,688,773.68, 7,123,033,381.99 and 3,253,245,686.14
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Solution
The fourth proportional to 4,748,688,773.68, 7,123,033,381.99 and 3,253,245,686.14 is: 4,879,868,680.94
Step by Step Solution
- Step 1: Write the proportion equation
4,748,688,773.68 : 7,123,033,381.99 = 3,253,245,686.14 : x - Step 2: Convert to fraction form
4,748,688,773.68/7,123,033,381.99 = 3,253,245,686.14/x - Step 3: Cross multiply
4,748,688,773.68x = 7,123,033,381.99 × 3,253,245,686.14 - Step 4: Simplify right side
4,748,688,773.68x = 23,172,977,622,190,182,400 - Step 5: Solve for x
x = 23,172,977,622,190,182,400/4,748,688,773.68 - Step 6: Final answer
x = 4,879,868,680.94
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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.