Finding the Fourth Proportional to 4,110,553,365.30, 5,672,569,117.62 and 2,230,958,649.06
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Solution
The fourth proportional to 4,110,553,365.30, 5,672,569,117.62 and 2,230,958,649.06 is: 3,078,725,906.39
Step by Step Solution
- Step 1: Write the proportion equation
4,110,553,365.30 : 5,672,569,117.62 = 2,230,958,649.06 : x - Step 2: Convert to fraction form
4,110,553,365.30/5,672,569,117.62 = 2,230,958,649.06/x - Step 3: Cross multiply
4,110,553,365.30x = 5,672,569,117.62 × 2,230,958,649.06 - Step 4: Simplify right side
4,110,553,365.30x = 12,655,267,135,344,990,208 - Step 5: Solve for x
x = 12,655,267,135,344,990,208/4,110,553,365.30 - Step 6: Final answer
x = 3,078,725,906.39
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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.