Finding the Fourth Proportional to 324,751,173.91, 448,159,950.36 and 176,072,582.55
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Solution
The fourth proportional to 324,751,173.91, 448,159,950.36 and 176,072,582.55 is: 242,981,969.56
Step by Step Solution
- Step 1: Write the proportion equation
324,751,173.91 : 448,159,950.36 = 176,072,582.55 : x - Step 2: Convert to fraction form
324,751,173.91/448,159,950.36 = 176,072,582.55/x - Step 3: Cross multiply
324,751,173.91x = 448,159,950.36 × 176,072,582.55 - Step 4: Simplify right side
324,751,173.91x = 78,908,679,854,522,464 - Step 5: Solve for x
x = 78,908,679,854,522,464/324,751,173.91 - Step 6: Final answer
x = 242,981,969.56
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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.