Finding the Fourth Proportional to 270,071,257.68, 405,106,891.34 and 65,597,955.12
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Solution
The fourth proportional to 270,071,257.68, 405,106,891.34 and 65,597,955.12 is: 98,396,933.85
Step by Step Solution
- Step 1: Write the proportion equation
270,071,257.68 : 405,106,891.34 = 65,597,955.12 : x - Step 2: Convert to fraction form
270,071,257.68/405,106,891.34 = 65,597,955.12/x - Step 3: Cross multiply
270,071,257.68x = 405,106,891.34 × 65,597,955.12 - Step 4: Simplify right side
270,071,257.68x = 26,574,183,676,596,044 - Step 5: Solve for x
x = 26,574,183,676,596,044/270,071,257.68 - Step 6: Final answer
x = 98,396,933.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.