Finding the Fourth Proportional to 165,071,481, 227,558,556.36 and 115,357,510.68
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Solution
The fourth proportional to 165,071,481, 227,558,556.36 and 115,357,510.68 is: 159,025,583.56
Step by Step Solution
- Step 1: Write the proportion equation
165,071,481 : 227,558,556.36 = 115,357,510.68 : x - Step 2: Convert to fraction form
165,071,481/227,558,556.36 = 115,357,510.68/x - Step 3: Cross multiply
165,071,481x = 227,558,556.36 × 115,357,510.68 - Step 4: Simplify right side
165,071,481x = 26,250,588,595,624,084 - Step 5: Solve for x
x = 26,250,588,595,624,084/165,071,481 - Step 6: Final answer
x = 159,025,583.56
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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.