Finding the Fourth Proportional to 1,134,289,627.20, 1,701,434,440.80 and 1,065,414,873.60
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Solution
The fourth proportional to 1,134,289,627.20, 1,701,434,440.80 and 1,065,414,873.60 is: 1,598,122,310.40
Step by Step Solution
- Step 1: Write the proportion equation
1,134,289,627.20 : 1,701,434,440.80 = 1,065,414,873.60 : x - Step 2: Convert to fraction form
1,134,289,627.20/1,701,434,440.80 = 1,065,414,873.60/x - Step 3: Cross multiply
1,134,289,627.20x = 1,701,434,440.80 × 1,065,414,873.60 - Step 4: Simplify right side
1,134,289,627.20x = 1,812,733,559,683,618,560 - Step 5: Solve for x
x = 1,812,733,559,683,618,560/1,134,289,627.20 - Step 6: Final answer
x = 1,598,122,310.40
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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.