Finding the Fourth Proportional to 2,559,408,550.08, 3,839,256,313.60 and 719,017,739.84
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Solution
The fourth proportional to 2,559,408,550.08, 3,839,256,313.60 and 719,017,739.84 is: 1,078,566,920.15
Step by Step Solution
- Step 1: Write the proportion equation
2,559,408,550.08 : 3,839,256,313.60 = 719,017,739.84 : x - Step 2: Convert to fraction form
2,559,408,550.08/3,839,256,313.60 = 719,017,739.84/x - Step 3: Cross multiply
2,559,408,550.08x = 3,839,256,313.60 × 719,017,739.84 - Step 4: Simplify right side
2,559,408,550.08x = 2,760,493,397,271,122,432 - Step 5: Solve for x
x = 2,760,493,397,271,122,432/2,559,408,550.08 - Step 6: Final answer
x = 1,078,566,920.15
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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.