Finding the Fourth Proportional to 266,796,484.71, 368,190,654.56 and 147,719,079.19
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Solution
The fourth proportional to 266,796,484.71, 368,190,654.56 and 147,719,079.19 is: 203,858,699.70
Step by Step Solution
- Step 1: Write the proportion equation
266,796,484.71 : 368,190,654.56 = 147,719,079.19 : x - Step 2: Convert to fraction form
266,796,484.71/368,190,654.56 = 147,719,079.19/x - Step 3: Cross multiply
266,796,484.71x = 368,190,654.56 × 147,719,079.19 - Step 4: Simplify right side
266,796,484.71x = 54,388,784,457,227,976 - Step 5: Solve for x
x = 54,388,784,457,227,976/266,796,484.71 - Step 6: Final answer
x = 203,858,699.70
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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.