Finding the Fourth Proportional to 1,780,428,793.20, 2,668,758,277.20 and 598,884,469.44
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Solution
The fourth proportional to 1,780,428,793.20, 2,668,758,277.20 and 598,884,469.44 is: 897,692,674.38
Step by Step Solution
- Step 1: Write the proportion equation
1,780,428,793.20 : 2,668,758,277.20 = 598,884,469.44 : x - Step 2: Convert to fraction form
1,780,428,793.20/2,668,758,277.20 = 598,884,469.44/x - Step 3: Cross multiply
1,780,428,793.20x = 2,668,758,277.20 × 598,884,469.44 - Step 4: Simplify right side
1,780,428,793.20x = 1,598,277,884,904,530,432 - Step 5: Solve for x
x = 1,598,277,884,904,530,432/1,780,428,793.20 - Step 6: Final answer
x = 897,692,674.38
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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.