Finding the Fourth Proportional to 165,071,482, 227,558,557.74 and 115,357,511.68
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Solution
The fourth proportional to 165,071,482, 227,558,557.74 and 115,357,511.68 is: 159,025,584.94
Step by Step Solution
- Step 1: Write the proportion equation
165,071,482 : 227,558,557.74 = 115,357,511.68 : x - Step 2: Convert to fraction form
165,071,482/227,558,557.74 = 115,357,511.68/x - Step 3: Cross multiply
165,071,482x = 227,558,557.74 × 115,357,511.68 - Step 4: Simplify right side
165,071,482x = 26,250,588,982,376,008 - Step 5: Solve for x
x = 26,250,588,982,376,008/165,071,482 - Step 6: Final answer
x = 159,025,584.94
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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.