Finding the Fourth Proportional to 97,860,216.80, 146,790,325.20 and 40,322,871.20
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Solution
The fourth proportional to 97,860,216.80, 146,790,325.20 and 40,322,871.20 is: 60,484,306.80
Step by Step Solution
- Step 1: Write the proportion equation
97,860,216.80 : 146,790,325.20 = 40,322,871.20 : x - Step 2: Convert to fraction form
97,860,216.80/146,790,325.20 = 40,322,871.20/x - Step 3: Cross multiply
97,860,216.80x = 146,790,325.20 × 40,322,871.20 - Step 4: Simplify right side
97,860,216.80x = 5,919,007,376,445,714 - Step 5: Solve for x
x = 5,919,007,376,445,714/97,860,216.80 - Step 6: Final answer
x = 60,484,306.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.