Finding the Fourth Proportional to 661,189,382.07, 991,927,562.27 and 201,115,593.96
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Solution
The fourth proportional to 661,189,382.07, 991,927,562.27 and 201,115,593.96 is: 301,717,036.39
Step by Step Solution
- Step 1: Write the proportion equation
661,189,382.07 : 991,927,562.27 = 201,115,593.96 : x - Step 2: Convert to fraction form
661,189,382.07/991,927,562.27 = 201,115,593.96/x - Step 3: Cross multiply
661,189,382.07x = 991,927,562.27 × 201,115,593.96 - Step 4: Simplify right side
661,189,382.07x = 199,492,100,850,220,352 - Step 5: Solve for x
x = 199,492,100,850,220,352/661,189,382.07 - Step 6: Final answer
x = 301,717,036.39
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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.