Finding the Fourth Proportional to 1,594,744,469.80, 2,392,564,602.30 and 776,883,452.20
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Solution
The fourth proportional to 1,594,744,469.80, 2,392,564,602.30 and 776,883,452.20 is: 1,165,543,372.65
Step by Step Solution
- Step 1: Write the proportion equation
1,594,744,469.80 : 2,392,564,602.30 = 776,883,452.20 : x - Step 2: Convert to fraction form
1,594,744,469.80/2,392,564,602.30 = 776,883,452.20/x - Step 3: Cross multiply
1,594,744,469.80x = 2,392,564,602.30 × 776,883,452.20 - Step 4: Simplify right side
1,594,744,469.80x = 1,858,743,847,846,344,448 - Step 5: Solve for x
x = 1,858,743,847,846,344,448/1,594,744,469.80 - Step 6: Final answer
x = 1,165,543,372.65
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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.