Finding the Fourth Proportional to 236,711,517.45, 326,671,982.43 and 132,289,585.70
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Solution
The fourth proportional to 236,711,517.45, 326,671,982.43 and 132,289,585.70 is: 182,565,266.28
Step by Step Solution
- Step 1: Write the proportion equation
236,711,517.45 : 326,671,982.43 = 132,289,585.70 : x - Step 2: Convert to fraction form
236,711,517.45/326,671,982.43 = 132,289,585.70/x - Step 3: Cross multiply
236,711,517.45x = 326,671,982.43 × 132,289,585.70 - Step 4: Simplify right side
236,711,517.45x = 43,215,301,213,829,016 - Step 5: Solve for x
x = 43,215,301,213,829,016/236,711,517.45 - Step 6: Final answer
x = 182,565,266.28
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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.