Finding the Fourth Proportional to 532,212,113.12, 734,444,979.37 and 297,266,114.84
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Solution
The fourth proportional to 532,212,113.12, 734,444,979.37 and 297,266,114.84 is: 410,222,917.14
Step by Step Solution
- Step 1: Write the proportion equation
532,212,113.12 : 734,444,979.37 = 297,266,114.84 : x - Step 2: Convert to fraction form
532,212,113.12/734,444,979.37 = 297,266,114.84/x - Step 3: Cross multiply
532,212,113.12x = 734,444,979.37 × 297,266,114.84 - Step 4: Simplify right side
532,212,113.12x = 218,325,605,576,648,416 - Step 5: Solve for x
x = 218,325,605,576,648,416/532,212,113.12 - Step 6: Final answer
x = 410,222,917.14
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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.