Finding the Fourth Proportional to 5,630,132,706.60, 8,449,230,138.30 and 2,360,928,124.20
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Solution
The fourth proportional to 5,630,132,706.60, 8,449,230,138.30 and 2,360,928,124.20 is: 3,543,082,570.32
Step by Step Solution
- Step 1: Write the proportion equation
5,630,132,706.60 : 8,449,230,138.30 = 2,360,928,124.20 : x - Step 2: Convert to fraction form
5,630,132,706.60/8,449,230,138.30 = 2,360,928,124.20/x - Step 3: Cross multiply
5,630,132,706.60x = 8,449,230,138.30 × 2,360,928,124.20 - Step 4: Simplify right side
5,630,132,706.60x = 19,948,025,061,350,723,584 - Step 5: Solve for x
x = 19,948,025,061,350,723,584/5,630,132,706.60 - Step 6: Final answer
x = 3,543,082,570.32
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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.