Finding the Fourth Proportional to 202,097,093.99, 278,825,486.76 and 164,863,008.90
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Solution
The fourth proportional to 202,097,093.99, 278,825,486.76 and 164,863,008.90 is: 227,455,070.23
Step by Step Solution
- Step 1: Write the proportion equation
202,097,093.99 : 278,825,486.76 = 164,863,008.90 : x - Step 2: Convert to fraction form
202,097,093.99/278,825,486.76 = 164,863,008.90/x - Step 3: Cross multiply
202,097,093.99x = 278,825,486.76 × 164,863,008.90 - Step 4: Simplify right side
202,097,093.99x = 45,968,008,705,260,712 - Step 5: Solve for x
x = 45,968,008,705,260,712/202,097,093.99 - Step 6: Final answer
x = 227,455,070.23
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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.