Finding the Fourth Proportional to 4,089,693,719.70, 6,134,540,579.55 and 3,584,612,193.30
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Solution
The fourth proportional to 4,089,693,719.70, 6,134,540,579.55 and 3,584,612,193.30 is: 5,376,918,289.95
Step by Step Solution
- Step 1: Write the proportion equation
4,089,693,719.70 : 6,134,540,579.55 = 3,584,612,193.30 : x - Step 2: Convert to fraction form
4,089,693,719.70/6,134,540,579.55 = 3,584,612,193.30/x - Step 3: Cross multiply
4,089,693,719.70x = 6,134,540,579.55 × 3,584,612,193.30 - Step 4: Simplify right side
4,089,693,719.70x = 21,989,948,961,748,582,400 - Step 5: Solve for x
x = 21,989,948,961,748,582,400/4,089,693,719.70 - Step 6: Final answer
x = 5,376,918,289.95
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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.