Finding the Fourth Proportional to 5,723,138,974.40, 8,584,991,896.80 and 2,968,148,830.40
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Solution
The fourth proportional to 5,723,138,974.40, 8,584,991,896.80 and 2,968,148,830.40 is: 4,452,370,241.48
Step by Step Solution
- Step 1: Write the proportion equation
5,723,138,974.40 : 8,584,991,896.80 = 2,968,148,830.40 : x - Step 2: Convert to fraction form
5,723,138,974.40/8,584,991,896.80 = 2,968,148,830.40/x - Step 3: Cross multiply
5,723,138,974.40x = 8,584,991,896.80 × 2,968,148,830.40 - Step 4: Simplify right side
5,723,138,974.40x = 25,481,533,657,480,400,896 - Step 5: Solve for x
x = 25,481,533,657,480,400,896/5,723,138,974.40 - Step 6: Final answer
x = 4,452,370,241.48
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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.