Finding the Fourth Proportional to 1,088,473,187.79, 1,631,944,273.37 and 505,588,582.35
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Solution
The fourth proportional to 1,088,473,187.79, 1,631,944,273.37 and 505,588,582.35 is: 758,027,299.98
Step by Step Solution
- Step 1: Write the proportion equation
1,088,473,187.79 : 1,631,944,273.37 = 505,588,582.35 : x - Step 2: Convert to fraction form
1,088,473,187.79/1,631,944,273.37 = 505,588,582.35/x - Step 3: Cross multiply
1,088,473,187.79x = 1,631,944,273.37 × 505,588,582.35 - Step 4: Simplify right side
1,088,473,187.79x = 825,092,391,644,811,264 - Step 5: Solve for x
x = 825,092,391,644,811,264/1,088,473,187.79 - Step 6: Final answer
x = 758,027,299.98
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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.