Finding the Fourth Proportional to 562,468,021.35, 776,475,026.62 and 374,608,942.26
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Solution
The fourth proportional to 562,468,021.35, 776,475,026.62 and 374,608,942.26 is: 517,139,601.50
Step by Step Solution
- Step 1: Write the proportion equation
562,468,021.35 : 776,475,026.62 = 374,608,942.26 : x - Step 2: Convert to fraction form
562,468,021.35/776,475,026.62 = 374,608,942.26/x - Step 3: Cross multiply
562,468,021.35x = 776,475,026.62 × 374,608,942.26 - Step 4: Simplify right side
562,468,021.35x = 290,874,488,418,226,240 - Step 5: Solve for x
x = 290,874,488,418,226,240/562,468,021.35 - Step 6: Final answer
x = 517,139,601.50
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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.