Finding the Fourth Proportional to 229,922,856.72, 317,246,177.88 and 132,118,817.04
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Solution
The fourth proportional to 229,922,856.72, 317,246,177.88 and 132,118,817.04 is: 182,296,750.88
Step by Step Solution
- Step 1: Write the proportion equation
229,922,856.72 : 317,246,177.88 = 132,118,817.04 : x - Step 2: Convert to fraction form
229,922,856.72/317,246,177.88 = 132,118,817.04/x - Step 3: Cross multiply
229,922,856.72x = 317,246,177.88 × 132,118,817.04 - Step 4: Simplify right side
229,922,856.72x = 41,914,189,731,967,016 - Step 5: Solve for x
x = 41,914,189,731,967,016/229,922,856.72 - Step 6: Final answer
x = 182,296,750.88
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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.