Finding the Fourth Proportional to 618,751,770.44, 853,668,251.70 and 350,798,857.52
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Solution
The fourth proportional to 618,751,770.44, 853,668,251.70 and 350,798,857.52 is: 483,983,823.08
Step by Step Solution
- Step 1: Write the proportion equation
618,751,770.44 : 853,668,251.70 = 350,798,857.52 : x - Step 2: Convert to fraction form
618,751,770.44/853,668,251.70 = 350,798,857.52/x - Step 3: Cross multiply
618,751,770.44x = 853,668,251.70 × 350,798,857.52 - Step 4: Simplify right side
618,751,770.44x = 299,465,847,397,455,808 - Step 5: Solve for x
x = 299,465,847,397,455,808/618,751,770.44 - Step 6: Final answer
x = 483,983,823.08
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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.