Finding the Fourth Proportional to 182,785,728.84, 252,244,287.06 and 103,399,094.28
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Solution
The fourth proportional to 182,785,728.84, 252,244,287.06 and 103,399,094.28 is: 142,690,739.51
Step by Step Solution
- Step 1: Write the proportion equation
182,785,728.84 : 252,244,287.06 = 103,399,094.28 : x - Step 2: Convert to fraction form
182,785,728.84/252,244,287.06 = 103,399,094.28/x - Step 3: Cross multiply
182,785,728.84x = 252,244,287.06 × 103,399,094.28 - Step 4: Simplify right side
182,785,728.84x = 26,081,830,819,308,324 - Step 5: Solve for x
x = 26,081,830,819,308,324/182,785,728.84 - Step 6: Final answer
x = 142,690,739.51
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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.