Finding the Fourth Proportional to 80,265,598.70, 110,764,642.29 and 47,227,987.68
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Solution
The fourth proportional to 80,265,598.70, 110,764,642.29 and 47,227,987.68 is: 65,173,514.50
Step by Step Solution
- Step 1: Write the proportion equation
80,265,598.70 : 110,764,642.29 = 47,227,987.68 : x - Step 2: Convert to fraction form
80,265,598.70/110,764,642.29 = 47,227,987.68/x - Step 3: Cross multiply
80,265,598.70x = 110,764,642.29 × 47,227,987.68 - Step 4: Simplify right side
80,265,598.70x = 5,231,191,160,897,904 - Step 5: Solve for x
x = 5,231,191,160,897,904/80,265,598.70 - Step 6: Final answer
x = 65,173,514.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.