Finding the Fourth Proportional to 79,104,399.17, 118,560,939.15 and 40,744,987.79
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Solution
The fourth proportional to 79,104,399.17, 118,560,939.15 and 40,744,987.79 is: 61,068,209.46
Step by Step Solution
- Step 1: Write the proportion equation
79,104,399.17 : 118,560,939.15 = 40,744,987.79 : x - Step 2: Convert to fraction form
79,104,399.17/118,560,939.15 = 40,744,987.79/x - Step 3: Cross multiply
79,104,399.17x = 118,560,939.15 × 40,744,987.79 - Step 4: Simplify right side
79,104,399.17x = 4,830,764,018,035,183 - Step 5: Solve for x
x = 4,830,764,018,035,183/79,104,399.17 - Step 6: Final answer
x = 61,068,209.46
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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.