Finding the Fourth Proportional to 1,467,975,250.40, 2,201,962,875.60 and 498,626,866.40
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Solution
The fourth proportional to 1,467,975,250.40, 2,201,962,875.60 and 498,626,866.40 is: 747,940,299.60
Step by Step Solution
- Step 1: Write the proportion equation
1,467,975,250.40 : 2,201,962,875.60 = 498,626,866.40 : x - Step 2: Convert to fraction form
1,467,975,250.40/2,201,962,875.60 = 498,626,866.40/x - Step 3: Cross multiply
1,467,975,250.40x = 2,201,962,875.60 × 498,626,866.40 - Step 4: Simplify right side
1,467,975,250.40x = 1,097,957,848,589,560,960 - Step 5: Solve for x
x = 1,097,957,848,589,560,960/1,467,975,250.40 - Step 6: Final answer
x = 747,940,299.60
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1.5x scale
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.