Finding the Fourth Proportional to 2,259,938,271.20, 3,392,072,245.20 and 1,170,203,410.40
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Solution
The fourth proportional to 2,259,938,271.20, 3,392,072,245.20 and 1,170,203,410.40 is: 1,756,426,075.99
Step by Step Solution
- Step 1: Write the proportion equation
2,259,938,271.20 : 3,392,072,245.20 = 1,170,203,410.40 : x - Step 2: Convert to fraction form
2,259,938,271.20/3,392,072,245.20 = 1,170,203,410.40/x - Step 3: Cross multiply
2,259,938,271.20x = 3,392,072,245.20 × 1,170,203,410.40 - Step 4: Simplify right side
2,259,938,271.20x = 3,969,414,509,656,225,280 - Step 5: Solve for x
x = 3,969,414,509,656,225,280/2,259,938,271.20 - Step 6: Final answer
x = 1,756,426,075.99
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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.