Finding the Fourth Proportional to 229,922,709.70, 317,245,974.17 and 132,118,670.02
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Solution
The fourth proportional to 229,922,709.70, 317,245,974.17 and 132,118,670.02 is: 182,296,547.53
Step by Step Solution
- Step 1: Write the proportion equation
229,922,709.70 : 317,245,974.17 = 132,118,670.02 : x - Step 2: Convert to fraction form
229,922,709.70/317,245,974.17 = 132,118,670.02/x - Step 3: Cross multiply
229,922,709.70x = 317,245,974.17 × 132,118,670.02 - Step 4: Simplify right side
229,922,709.70x = 41,914,116,176,539,672 - Step 5: Solve for x
x = 41,914,116,176,539,672/229,922,709.70 - Step 6: Final answer
x = 182,296,547.53
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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.