Finding the Fourth Proportional to 57,990,609.20, 86,911,264.20 and 44,460,369.20
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Solution
The fourth proportional to 57,990,609.20, 86,911,264.20 and 44,460,369.20 is: 66,633,321.28
Step by Step Solution
- Step 1: Write the proportion equation
57,990,609.20 : 86,911,264.20 = 44,460,369.20 : x - Step 2: Convert to fraction form
57,990,609.20/86,911,264.20 = 44,460,369.20/x - Step 3: Cross multiply
57,990,609.20x = 86,911,264.20 × 44,460,369.20 - Step 4: Simplify right side
57,990,609.20x = 3,864,106,893,970,743 - Step 5: Solve for x
x = 3,864,106,893,970,743/57,990,609.20 - Step 6: Final answer
x = 66,633,321.28
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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.