Finding the Fourth Proportional to 1,498,292,813.20, 2,247,439,219.80 and 1,467,681,811.60
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Solution
The fourth proportional to 1,498,292,813.20, 2,247,439,219.80 and 1,467,681,811.60 is: 2,201,522,717.40
Step by Step Solution
- Step 1: Write the proportion equation
1,498,292,813.20 : 2,247,439,219.80 = 1,467,681,811.60 : x - Step 2: Convert to fraction form
1,498,292,813.20/2,247,439,219.80 = 1,467,681,811.60/x - Step 3: Cross multiply
1,498,292,813.20x = 2,247,439,219.80 × 1,467,681,811.60 - Step 4: Simplify right side
1,498,292,813.20x = 3,298,525,665,576,954,880 - Step 5: Solve for x
x = 3,298,525,665,576,954,880/1,498,292,813.20 - Step 6: Final answer
x = 2,201,522,717.40
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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.