Finding the Fourth Proportional to 3,398,530,705.42, 4,689,349,783.70 and 1,893,119,593.12
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Solution
The fourth proportional to 3,398,530,705.42, 4,689,349,783.70 and 1,893,119,593.12 is: 2,612,158,230.72
Step by Step Solution
- Step 1: Write the proportion equation
3,398,530,705.42 : 4,689,349,783.70 = 1,893,119,593.12 : x - Step 2: Convert to fraction form
3,398,530,705.42/4,689,349,783.70 = 1,893,119,593.12/x - Step 3: Cross multiply
3,398,530,705.42x = 4,689,349,783.70 × 1,893,119,593.12 - Step 4: Simplify right side
3,398,530,705.42x = 8,877,499,954,515,503,104 - Step 5: Solve for x
x = 8,877,499,954,515,503,104/3,398,530,705.42 - Step 6: Final answer
x = 2,612,158,230.72
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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.