Finding the Fourth Proportional to 1,771,470,954.40, 2,657,206,431.60 and 1,761,267,287.20
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Solution
The fourth proportional to 1,771,470,954.40, 2,657,206,431.60 and 1,761,267,287.20 is: 2,641,900,930.80
Step by Step Solution
- Step 1: Write the proportion equation
1,771,470,954.40 : 2,657,206,431.60 = 1,761,267,287.20 : x - Step 2: Convert to fraction form
1,771,470,954.40/2,657,206,431.60 = 1,761,267,287.20/x - Step 3: Cross multiply
1,771,470,954.40x = 2,657,206,431.60 × 1,761,267,287.20 - Step 4: Simplify right side
1,771,470,954.40x = 4,680,050,763,314,524,160 - Step 5: Solve for x
x = 4,680,050,763,314,524,160/1,771,470,954.40 - Step 6: Final answer
x = 2,641,900,930.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.