Finding the Fourth Proportional to 67,488,311.12, 101,393,965.08 and 43,274,678
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Solution
The fourth proportional to 67,488,311.12, 101,393,965.08 and 43,274,678 is: 65,015,572.58
Step by Step Solution
- Step 1: Write the proportion equation
67,488,311.12 : 101,393,965.08 = 43,274,678 : x - Step 2: Convert to fraction form
67,488,311.12/101,393,965.08 = 43,274,678/x - Step 3: Cross multiply
67,488,311.12x = 101,393,965.08 × 43,274,678 - Step 4: Simplify right side
67,488,311.12x = 4,387,791,189,980,244 - Step 5: Solve for x
x = 4,387,791,189,980,244/67,488,311.12 - Step 6: Final answer
x = 65,015,572.58
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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.