Finding the Fourth Proportional to 204,456,104.97, 306,779,927.55 and 100,768,786.52
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Solution
The fourth proportional to 204,456,104.97, 306,779,927.55 and 100,768,786.52 is: 151,200,381.28
Step by Step Solution
- Step 1: Write the proportion equation
204,456,104.97 : 306,779,927.55 = 100,768,786.52 : x - Step 2: Convert to fraction form
204,456,104.97/306,779,927.55 = 100,768,786.52/x - Step 3: Cross multiply
204,456,104.97x = 306,779,927.55 × 100,768,786.52 - Step 4: Simplify right side
204,456,104.97x = 30,913,841,025,995,232 - Step 5: Solve for x
x = 30,913,841,025,995,232/204,456,104.97 - Step 6: Final answer
x = 151,200,381.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.