Finding the Fourth Proportional to 217,430,512.14, 326,103,668.01 and 84,483,135.30
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Solution
The fourth proportional to 217,430,512.14, 326,103,668.01 and 84,483,135.30 is: 126,708,344.82
Step by Step Solution
- Step 1: Write the proportion equation
217,430,512.14 : 326,103,668.01 = 84,483,135.30 : x - Step 2: Convert to fraction form
217,430,512.14/326,103,668.01 = 84,483,135.30/x - Step 3: Cross multiply
217,430,512.14x = 326,103,668.01 × 84,483,135.30 - Step 4: Simplify right side
217,430,512.14x = 27,550,260,306,315,108 - Step 5: Solve for x
x = 27,550,260,306,315,108/217,430,512.14 - Step 6: Final answer
x = 126,708,344.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.