Finding the Fourth Proportional to 2,202,624,266.40, 3,299,955,087.60 and 1,281,746,800.80
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Solution
The fourth proportional to 2,202,624,266.40, 3,299,955,087.60 and 1,281,746,800.80 is: 1,920,303,403.92
Step by Step Solution
- Step 1: Write the proportion equation
2,202,624,266.40 : 3,299,955,087.60 = 1,281,746,800.80 : x - Step 2: Convert to fraction form
2,202,624,266.40/3,299,955,087.60 = 1,281,746,800.80/x - Step 3: Cross multiply
2,202,624,266.40x = 3,299,955,087.60 × 1,281,746,800.80 - Step 4: Simplify right side
2,202,624,266.40x = 4,229,706,876,314,983,424 - Step 5: Solve for x
x = 4,229,706,876,314,983,424/2,202,624,266.40 - Step 6: Final answer
x = 1,920,303,403.92
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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.