Finding the Fourth Proportional to 45,640,314, 68,468,442.62 and 20,080,659.11
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Solution
The fourth proportional to 45,640,314, 68,468,442.62 and 20,080,659.11 is: 30,124,495.99
Step by Step Solution
- Step 1: Write the proportion equation
45,640,314 : 68,468,442.62 = 20,080,659.11 : x - Step 2: Convert to fraction form
45,640,314/68,468,442.62 = 20,080,659.11/x - Step 3: Cross multiply
45,640,314x = 68,468,442.62 × 20,080,659.11 - Step 4: Simplify right side
45,640,314x = 1,374,891,456,044,815.25 - Step 5: Solve for x
x = 1,374,891,456,044,815.25/45,640,314 - Step 6: Final answer
x = 30,124,495.99
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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.