Finding the Fourth Proportional to 301,251,260.36, 415,703,924.29 and 169,066,727.75
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Solution
The fourth proportional to 301,251,260.36, 415,703,924.29 and 169,066,727.75 is: 233,299,280.17
Step by Step Solution
- Step 1: Write the proportion equation
301,251,260.36 : 415,703,924.29 = 169,066,727.75 : x - Step 2: Convert to fraction form
301,251,260.36/415,703,924.29 = 169,066,727.75/x - Step 3: Cross multiply
301,251,260.36x = 415,703,924.29 × 169,066,727.75 - Step 4: Simplify right side
301,251,260.36x = 70,281,702,192,544,048 - Step 5: Solve for x
x = 70,281,702,192,544,048/301,251,260.36 - Step 6: Final answer
x = 233,299,280.17
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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.