Finding the Fourth Proportional to 1,465,657,949.70, 2,198,486,924.55 and 1,397,633,501.70
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Solution
The fourth proportional to 1,465,657,949.70, 2,198,486,924.55 and 1,397,633,501.70 is: 2,096,450,252.55
Step by Step Solution
- Step 1: Write the proportion equation
1,465,657,949.70 : 2,198,486,924.55 = 1,397,633,501.70 : x - Step 2: Convert to fraction form
1,465,657,949.70/2,198,486,924.55 = 1,397,633,501.70/x - Step 3: Cross multiply
1,465,657,949.70x = 2,198,486,924.55 × 1,397,633,501.70 - Step 4: Simplify right side
1,465,657,949.70x = 3,072,678,978,800,480,768 - Step 5: Solve for x
x = 3,072,678,978,800,480,768/1,465,657,949.70 - Step 6: Final answer
x = 2,096,450,252.55
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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.