Finding the Fourth Proportional to 1,486,668,157.16, 2,230,984,675.02 and 699,946,797.15
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Solution
The fourth proportional to 1,486,668,157.16, 2,230,984,675.02 and 699,946,797.15 is: 1,050,382,743.62
Step by Step Solution
- Step 1: Write the proportion equation
1,486,668,157.16 : 2,230,984,675.02 = 699,946,797.15 : x - Step 2: Convert to fraction form
1,486,668,157.16/2,230,984,675.02 = 699,946,797.15/x - Step 3: Cross multiply
1,486,668,157.16x = 2,230,984,675.02 × 699,946,797.15 - Step 4: Simplify right side
1,486,668,157.16x = 1,561,570,577,770,982,656 - Step 5: Solve for x
x = 1,561,570,577,770,982,656/1,486,668,157.16 - Step 6: Final answer
x = 1,050,382,743.62
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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.